Images at Librifly

search results: Engraving clear search

SCIENTIFIC AMERICAN. 247 . .Bagley's Patent Extensi on Penholder and Pencil. TO CORRESPONDENTS. Let 'ens Alone. Profitable Speculation. Enterprise in Cincinnati. The St Louis Reveille. Recruiting by Telegraph. Preserving Flowers. Intelligence

The Cocoanut Tree. BICYCLE DROP FORGINGS AT THE CYCLE SHOW. J. H. WILLIAMS & CO.'S BICYCLE DROP FORGINGS Rnstless Coating for Iron Tinning and Enameling. not oxidizable. Chemical Method of Engraving on Wood. oess—.Britieh Lithographer., scientific

THE CHEAPEST MAGAZINE IN THE WORLD: ! FOR ONE DOLLAR PER YEAR I!!! NEW FEATURES Original and Perfect Lamps Chandeliers CANDELABRA GIRANDOLES RICH CHINA AND BOHEMIAN GLASSI VASES HALL LANTERNS &C. Lap welded Wrought Iron Tubes FOR TUBULAR BOILERS

POSTAL TELEGRAPH CARRIAGE. New Method of Engraving. STEAM TRAVELING CRANES AT THE VIENNA EXPOSITION. POSTAL TELEGRAPH CARRIAGE. New Car Starter. The Boiler Tests at Sandy Hook. STEAM TRAVELING CRANE AT THE VIENNA EXPOSTTION, scientific american,

CURED DRUNK MACHINERY 3F T=ORKITX173 131-akISPA'. MAHOGANY c NAT 9 DO YOUR OWN PRINTING Si every County WANTED F Ct. 7€1 TEXAS CHEAP HOMES FOR ALL! 50000 Laborers can get Immediate Employmentat Good Wages on Farms and Railroads in Texas alone. THE

NATURAL HISTORY BIOLOGY ETC-The Phenomena of Human and interesting paper in which the laws of energy and the continuity of motion as they are found in the material universe are pointed out and their existence traced in the animal economy and the

20 THE SCIENTIFIC AMERICAN. A NEW BRIDGE OVER ink upon the engraving and not on the white.' This mportant discovery is yet in its infancy. PARRISH'S IMPROVED STUMP-EXTRACTOR. KNICKERBOCKER'S IMPROVED, 1860-08-18

279 SCIENTIFIC AMERICAN. Bagley's Patent Extension Penholder and Pencil. Bost on and Maine Extension. Great Western' Railroad. TO CORRESPONDENTS. Relief Item. Frnit Trees. Caution. Wanted. FIRST VOLUME. OBITUARY. AD To Builders and Hardware Dealers.

COLD GALVANIZING WireClioth WireLath Electrically-Welded Wire Fabrics CLINTON WIRE CLOTH COMPANY CLINTON MASS. BOSTON NEW YORK CHICAG SAN F RANCISC Apple Economical Gas Engine Igniters Electrical Maafg. DESIGNS. TRADE MARKS. LABELS. HERCULES SEAMLESS

The Youth's Compdnion. Rudyard Kipling W. D. Flowellsoe Lillian Nordica The Companion EVERY WEEK from now until 1900 for $1.75. Illustrated Announcement and Sample Copies Free. THE YOUTH'S COMPANION201 Columbus Avenue BOSTON MASS. CALENDAR FREE TO

49 SCIENTIFIC AMERICAN. 287 TO CORRESPONDENTS. Robert Merry's Museum Oliver d; Brother Printers. FIRST VOLUME. ADagnal To Builders and Hardware Dealers. BOOKS! BOOKS ! ! Plumb and Level Indicator. Lap-welded WroughtIron Tubes GENERAL PATENT AGENCY.

34 Capacities of Lungs. Photo.Engraving Process. IMPROVED RAILROAD SPIKE. NEW RAILROAD SPIKE. IMPROVED FURNACE FEEDER. Phosphorescent Paint. MILLAR'S SASH-CORD GUIDE.An Electrical Stature Alarm. ERICKSON'S FURNACE FEEDER., scientific american,

CONNUNICATIONS RECEIVED. VALUE OF PATENTS How to Obtain Them. Practical Hints to Inventors. How Can I Best Secure My Invention 7 Preliminary Examination. To Make an Application for a Patent. Foreign Patents. Trademarks. Design Patents. Copies of

the market. Grain Speculation Ti 's BAIRD'S FOR PRACTICAL MEN. Co. 67 Park Place has retained for himself all improvements made and used by him in Photo. Engraving since May 1872. Engraving of portraits landscapes and machinery of every kind for

year and one copy of engraving ' Men One copy of Scientific American for one year and one copy of 'Science Record' Remit by postal order draft or express. Address all letters and make all Poet °Moe ot. dere and drafte payable t MUNNSv CO. WI PARK

ELECTRO-THERMIC TELEPHONE. American Wood Engraving Apple Jelly. NEW TELEPHONE EXPERIMENTS. THERMAL TELEPHONE. The Hudson River Tunnel. Honors to Electricians., scientific american, 1880-07-17

PINE MEW PAMPHLET F081879 Sent free to those interested. Springfield 0. no Liberty St. N Y. City.OLD HICKORY CEMENT. Practical Lessons in COPE 86 MAXWELL M'F'6 CO'S BOILER FEEDERS. Address HAMILTON. OHIO. PROVIDENCE R. I. DRAWING INSTRUMENTS. Drawing

A MOTOR OPERATED BY THE EXPANSION AND CONTRACTION OF METAL. In the motor shown in the accompanying illustra tion two bands are alternately expanded by the direct application of beat and the bands are so connected with springs that when one band is

AUTOMATIC DAMPER REGULATORS AND WEICHTED CACE COCKS. MOSS ENGRAVING COMPANY 542 The New Baxter Patent Portable Steam Engine. Or No. 10 Barclay St. New York. ENGINEER AND MACHINIST. ESTABLISHED 1844. 9 ROCK BREAKERS AND ORE CRUSHERS. FARREL FOUNDRY

WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. XXXI1No. 16.1 Postage prepaid. WIRE ROPE TRACTION STREET RAILWAY. HALLIDIE'S WIRE ROPE TRACTIOS STREET RAILWAY New Process of Engraving on Copper.,

PROCEEDINGS OF THE AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE. Naval Items. Better Times at Hand. Tasteful Steel Plate Engraving. NEW BOOBS AND PUBLICATIONS. Inventions Patented in England by Americans. NEWMECHANICAL AND ENGINEERING

Drip Thumomes. temperature. The chart The DRAPER MANUFACTURING CO. PIPE COVERINGS Absolutely Fire Proof BRAIDED PACKING MILL BOARD SHEATHING CEMENT FIBRE AND SPECUITIES. B RANCHES: Phlia 34 S. 2d St. Chicag 144-146E. Lake St. Pittsburg 37 Lewis

Pool's Signal Service Barometer OR STORM GLASS AND THERMOMETER COMBINED 77i.r T.a. 'YOU I WATCHMAKERS. A. W. FULLER Architect Albany N. Y. MOSS ENGRAVING COMPANY ENGRAVINGS FOR THIRTEEN YEARS c ICE MAKING MACHINES And Machines for Cooling Breweries

RICANNILITIZIONE CO. 95 MILK ST. BOSTON MASS. Johann Faber Siberian Lead Pencils. OF THE cWrientifir Anitrican FOR 1558. Scientific American Supplement. PRINTING INKS. MAHER & GROSH 40 5 Street Toled Ohio. WOOD. Cabinet Specimens Paper Weights Drake

MOSS ENGRAVING COMPANY MINERAL WOOL. SHUMAN'S NECK YOKE RING A N STEMWINDING WATCHMAKERS. $5 to $20 $66 REGISTRATION E BAIRD'S FOR PRACTICAL MEN ifitTM4. aT.IEris 1.IC 191XTINTM IRON REVOLVERS PERFECTLY BALANCED CONNERSVILLE IND. ROOT'S NEW IRON BLOW

THE WALLACE DIAMOND CARBONS. SPEAKING TELEPHONES. AMERICAN BELL TELEPHONE COMPANY FOR SALT: A well established Iron and Steel Foundry PUBLIC SALE OF LETTERS PATENT GRAIN and FERTILIZING DRILLS. THE BEST BAND SAW BLADE (ACHED CLARK'S RUBBER WHEELS.

IMPROVED DRAUGHTSMAN'S TABLE. IMPROVED METHOD FOR DRYING LUMBER. Engraving on Glass by Electricity. THE BON TON GAME. Numeration of Blood Corpuscles. 41 The Swiss Method of Testing Watches. Air Pipe. FAN. Air Pipe. Bucket to Catch and Moisture.

Contributions to the Early History of Steam Navigation. Measurement of the Chemical Action of Solar Light LORDON'S IMPROVED LANTERN. THE recent eruption of Mount Etna was predicted by Pro nomena. THE FIRE ON THE HEARTH. T14 4 jacket so arranged that

The Art of turning might perhaps itself be classed among the Arts of Copying. All work which is executed on a mandril par takes in some measure of the irregularities section which ought to exist at every part can only be ensured by an equal accuracy

Wrought Iron Pipe and Fillings Valves Steam Cocks dm. WM. D. ANDREWS & BRO. The George Place Machinery Agency THE DRIVEN WELL. EAGLE FOOT LATHES BRADFORD MILL C French Buhr Millstones Offieeffirtietory.158W.2dt3t STEAM PUMPS. Baker Rotary Pressure

WROUGHT BEAMS &RDERS !WORKING DRAWINGS AND ENGRAVINGS Of Machinery a Specialty. PEMBERTON & SCOTT Pond's Tools Engine Lathes Planers Drills &c. PATENT MINERAL WOOL. A. D. ELBERS DUC'S ELEVATOR BUCKET STEAM PUMPS. '239 Broadway N.Y. 83 WaterSt. Boston

NEW ENGRAVING LATHE. MAGNIFIED PHOTOGRAPHIC PICTURES. IOW CONSTRUCTION OF FIRE-PROOF BUILDINGS., scientific american, 1868-06-20

Inside Page each insertion75 cents a line. Back Page each insertion- 61.00 a line. SEBASTIAN MAY& CO'S Improved Screw Cutting Foot & Power Dogs and machinists' and ama Catalogues mailed on application CHARTER'S GAS ENGINE. NORWICH CONN. 109 Liberty

Improved Machine for Canceling Stamps. Improved Volute Spring. Improved Horse Hay Rake. Improved Hay and Cotton Press Improved Expanding Pulley. Improved Horse Hay Foru Improved Table. Improved Steam Boiler. Portable Toy Race Track for Field and

SPECIAL ANNOUNCEMENT! CHEAPESTMOOK IN THE WORLD. THIS SPLENDID Coin Silver Hunting Case WATCH FREE to Any Person WANT A GOOD SOLID COIN SILVER WATCH AND WANT TO GET IT 'WORLD MANUFACTURING CO' Adjustment Lining Keying Up Packing Oiling or Wiping 2 TO

EARTH TO HEAVEN: A $5.00 ELEGANT STEEL ENGRAVING GIVEN AWAY! AS A SPECIAL HOLIDAY GIFT. ZECASTERPIECE OF ART CHRIST'S FAREWELL TO HIS MOTHER CONTINENTAL PIIBLISHINO C CONTINIENTA.L PUBLISHING CO. $2500 Wright's Automatic Cut-off Engine. PATENT

TheYouthis Companion of The Corn anion Ilor Campeau 12-ua1or. ForoLleal Hawing Calesiclas be 1907. MAT) FOR. ANNOUNCEMENT FOR INV AND FREE SAMPLE EVERY NEW SUBSCRIBER THE DESIGN-ADAPTABILITY OF r$ERVE THATilk + Bausch S Lomb Magnifying Glasses

PHOTOGRAPHIC SIMPLICITYEASTMAN KODAK CO. Nickel Silver GREAT SPECIAL SALE POSITIVELY LIMITED TO NOVEMBER 30. ENCYCLOEDIC DICTIONARY ALL THE WORLD. 100 EDITORS WE CHALLENGE COMPARISON WITH REMEMBER its class. TWO EXPERT OPINIONS—THOUSANDS SIMILAR.

shades in fact nearly all colors are represented ; abio differentkinds orElb bons adapted for bonnet strings neckwear trim ming forhats and dremes lady can purchase such fine ribbons as thews at WELLS BROS. & CO. CREENFIELD MASS. Manufacturers of

Science in War. The Sutro Tunnel. Nickel Plating. Glycyrrhizin. Dyeing Loose Cotton. Desiccated Eggs. Employment of a New Salt of Iron for Steeling Copper Plates for Engraving. Wool Bleaching. Fast Railway Trains. -41-4 P 40, scientific american,

NEWS FOR MECHANICS. Winter Railroad Building: in Minnesota. .0-4 . 41. Photographic Relief Engraving. 419.0-40, scientific american, 1869-01-23

If my Razor wasn't good enough for The Gillette Safety Razor Jet consists of a triple silver plated holder flexible blades - 24 keenedges packed in a velvet lined leather case and the price is $5.00. GILLETTE SALES COMPANY 0 safety et e' THE RACING

Vol. XLV1 No. 1.1 STONE ENGRAVING. Washington Monument. White Slates. ENGRAVING PRECIOUS STONES., scientific american, 1882-01-07

the cost of the same work done by horses at $5 per day for for team and driver hauling one and a lalf tuns at a load ; and we are making prepara tions for a more extensive use of them in the future.' The smaller engraving shows one of the ordinary

Improved Window Sash Stop. DAVIS'S WIND GREAT IMPROVEMENT IN ENGRAVING. OW SASH STOP. FOR 1864! Cl ub Rates. country., scientific american, 64-03-12

cientific American. Opaque Engraving of Glass. The Steam Haulage of Canal Boats. AN IMPROVED ROTARY ENGINE. EVEREST'S ROTARY ENGINE. I ITHE JAMAICA EXHIBITION. THE EXHIBITION BUILDING JAMAICA., scientific american, 1891-02-28

THE MOST MODERN AUT Practical Durable Efficient. Easy to control at any speed. Double cyl inder motor smooth gliding mo tion. 2 models 5800 500. Get further information free. ELMORE MANUFACTURING CO. Clyde 0. U.S. A. CHARTER ENGINE BY ANY ONE FOR ANY

W. C. WREN'S ROOTS' NEW IRON BLOWER BAIRD'S 816 RACE ST. PHILADELPHIA PA. POSITIVE BLAST. ROOFINC. Secured. FEWER PARTS THAN ANY OTHER BLOWER. CONNERSVILLE IND. S. S. TOWNSEND Gen. Agt. NEW WM. COOKE Selling Agt. 6 Cortlandt Street YORK. JAS. BEGGS &

FEBRUARY 16 1878. BLAKE'S STONE AND ORE BREAKER AND CRUSHER. A NEW SIZE FOR PROSPECTING AND LA BORATOR IC USE. Back Page each insertion$1.00 a line BRADFORD MILL C I WORK FOR ALL Pond's Tools French Bahr Millstones Portable Corn & Flour Mills Smut

STEVENS PATENT FINE ADJUSTING AND TRANSFER OUTSIDE CALIPER. PATENTS ENGINES. No Boiler OTTO GAS ENGINE WORKS PHILADELPHIA. The McCONNELL REMOVE MICROBES INVENTORS AND MANUFACTURERS 'OLD RELIABLE INCUBATOR' Reliable Incubator & Brooder Co. Quincy Ill.

Effect of Sudden Loads on Cast Iron. 415. New Photo-Engraving Process. Spare the Centers Velocity of Shafts. The Trade In Masks, scientific american, 1870-04-02

Planter and Cultivator. H. Nehrmeyer 516.445 Windows electrical protection for C. F. A.Sturts Back Page. each inaertion $.00 a line Patent Foot Power MachineryComplete Outfits. LABOR SAVING Machinery Seneca Falls Mfg. Co.WELL DIRCHINERYIfft. II„ 91

335 Ploughing by Steam. Purchase of a Railroad. Mechanics' Bell. A CARD. BOOKS! BOOKS!! AD FOR THE SCIF.NTIFIC AMERICAN. WM. TA VLOR & CO. Middletown Ct.WM. WOODWARD. SMITH'S Improved Electric Machines. To Builders and Hardware Dealers. AMERICAN

Railway chalk C. EL Bead - 615783 York. Other foreignpatents mar also be obtained. GRAFTON STONE COMPANY 91k 92 WATER STREET PITTSBURG PA. ARTESIAN WELLS & ENGINES. ALL.SIZES. Giants in Strength. COOK only 10 cents a Day per H. P. to run them

Manufactured by Eagle Iron Foundry 816 RACE ST. PHILADELPHIA PA. DO YOUR OWN PRINTING MACHINERY HAND BOOK FOR STEAM ENGINEERS. UPTURE THE BERRYMAN PATENT Feed Water Heater and Purifier PATENTS. SNOW'S BEST Water Wheel Governor SHAPING MACHINES. N

Brains in Business. Quartz as an Insulator. Straightening Walls of Buildings. A Great Well in California. American Wood Engraving., scientific american, 1889-05-18

16 A Good Suggestion. The Longest Single Span Girder. The Effects of Lightning Stroke. Decision In Regard to Patent Harrows. No. 361 BROADWAY NEW YORK. TERMS FOR THE SCIENTIFIC AMERICAN. The Scientific American Supplement Scientific American Export

SCIENTIFIC AMERICAN. 263 Bagley's Patent Extensi on Penholder and Pencil. TO CORRESPONDENTS. FIRST VOLUME. AD FOR THE SCIENTIFIC AMERICAN. WM. TAYLOR & CO. CLARK SELLECK SQUIRE SELLECK. To Builders and Hardware Dealers. PAR N GENERAL PATENT AGENCY.

Want to make tip for Lost time Visible THE ALOGUE L FOR 1896 OF CAS AND GASOLINE STATIONARY ENGINES GASOLINE TRACTION ENGINES GASOLINE PORTABLE ENGINES ANY PLACE BY ANY ONE FOR ANY PURPOSE CHARTER GAS ENGINE COBox 148 Sterling III. USED E ItIi'3.

BAIRD'S FOR PRACTICAL MEN. WM. D. ANDREWS & BRO. NEW YOUR. The George Place Machinery Agency BLAKE'S STONE AND ORE BREAKER AND CRUSHER. WORK FOR ALL THE DRIVEN WELL. $3glayrftzvt.=imChlTe EAGLE FOOT LATHES PROPOSALS ft Prices Greatly Reduced. PILEPS

RECEIPTS. LIBRARY ON ELECTRICITY. Arithmetic of Electricity 138 pages $1.00 Electric Toy Making 140 pages Electricity Simplified 158 pages1.00 Office of the SCIENTIFIC AMERICAN. 461 BROADWAY NEW YORK. Heywood Brothers & Wakefield Company 195 CANAL

SCIENTIFIC AMERICAN. 255 Bagley's Patent Extension Penholder and Pencil. TO CORRESPONDENTS. Another Great Fudge. Do You Wish FIRST VOLUME. AD FOR THE SCIENTIFIC AMERICAN. To Builders and Hardware Dealers. BOORS ! BOORS ! ! Plumb and Level Indicator.

DEC. 23 AND DEC. 30 1876. Inside Page76 cents a line. HARTFORD STEAM BOILER Inspection & Insurance COMPANY. H. W.J OH NS PATENT. mATERIALs. ASBESTOS ROOFING. ASBESTOS PAINTS. ASBESTOS STEAM-PIPE AND BOILER COVERINGS. ASBESTOS STEAM PACKING.

PHOTO ENGRAVING FREE SITES TO SUBSTANTIAL MANUFACTURING ENTERPRISES BELKNAP MOTOR CO. GEAR AND RACK CUTTING. UNION MFG. CO. 17 Rose Street Battle Creek Mich The Cushman Chuck Co. Hartford Conn. CHUCKS NEW CATALOCU § NICKEL ELECTRO- PLATING NICKELc G

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. TEE MAKING OF A HALF-TONE ENGRAVING[See page 1031 [$3.00 A YEAR. WEEKLY. Vol. LXXXIIINo. 10.1 ESTABLISHED 1841. Flowing with Collodion.The Photograph Gallery.

PENCIL HOLDER AND SCISSORS. Action of Vegetable Acids on Tin. We give an engraving of an d ice crusher made NEW ADJUSTER FOR MIRROR AND PICTURE FRAMES. SIMPSON'S ADJUSTER FOR HANGING FRAMES. Test of a Safety Elevator. Iridium for Electric Lights.

WALTHAM WATCHES. 'TO SOUTH AFRICA for DIAMONDS!' TWO CHARMING FIELD PAPERS: RUPTURE State. County and Shop Rights For Sale. Barnes' Foot Power Machinery. PATENT MINERAL WOOL. EAGLE FOOT LATHES 37 Park Row New York. ANOTHER ROYAL NUMBER. A NEW

POSITIVE BLAST. IRON REVOLVERS PERFECTLY BALANCED CONNERSVILLE IND. NEW SHEPARD'S CELEBRATED H. L. SHEPARD & CO. ERICSSON'S NEW MOTOR. ERICSSON'S DWELLINGS AND COUNTRY SEATS. DELAMATER IRON WORKS C. II. DELAMATER & CO. Proprietors MF'c. WOLcoTTviLLE

oleine is old and well known that we can as sure all our readers. It is probable that the 1848 but it is too complicated to be explained without drawings. It has before been alluded to in the Sci. Am. to some time since and the books forwarded. Your

IRON REVOLVERS PERFECTLY BALANCED PAT. KEY SEAT CUTTER Self-Oiling Loose Pulley. SATISFACTORY RESULTS LANE &. BODLEY CO. Shafting $teaart Engines Boilers SAW MILLS AND GENERAL MACHINERY. TIIE COMMON SENSE DRY KILN. BLANKS THE SEIBERT CYLINDER OIL CUP

Classified Advertisements SALE AND EXCHANGE. BUSINESS OPPORTUNITIES. HELP WANTED. PARTNERS WANTED. WANTED-MISCELLANEOUS. PATENTS FOR SALE. WATER FILTER. FACTORY AND MILL SUPPLIES. MACHINERY FOR SALE. ENGRAVING. PHOTOGRAPHY. ELECTRICAL. EXPERIMENTAL

Bagley's Patent Extension Penholder and Pencil. Raniett's Architect. The Columbian Magazine. Teeth-their Structure Diseases &v. Superb flats. Smith's Magnetic Machines. FIRST VOLUME. AD FOR THE SOIENTIFIC AMERICAN. CLARK SELLECK SQUIRE SELLECK. The

Political Economy the Tariff and the Currency HENRY CAREY BAIRD & CO. Scribner's Magazine Parsons Horological Institute. earn the Watch Trade Engraving and Jewelry Work. 302 Bradley Ave. PEORIA ILL. A New and Valuable Book. 12500 Receipts. 708 Pages.

rientifitt gkneritan Pop 1888 The Most Popular Scientific Paper in the World. ESTABLISHED 1845. Only $3.00 a Year including postage to United States and Canada. year including postage to all countries In the Postal Union. $4.00 a Publishers

Washington D. C. ROOFINC. A NEW WATER BELLDESCRIP one engraving. THE PAYNE AUTOMATIC ENCINE engines warranted. All sizes and styles 2 to 250 horse B. W. PAYNE & SONS P. 0. Box 1207. Elmira N.X. urementsIllustrations and description of the various

SCIENTIFIC AMERICAN. 3M TO CORRESPONDENTS. Mechanics Mutual Protections. FIRST VOLUME DAUGERRIAN GALLERY. GURNEY'S PREMIUM DAUGERRIAN GALLERY. No. 189 Broadway N. Y. FOR THE SCIENTIFIC AMERICAN. WM. TAYLOR & CO. BOOKS! BOOKS!! SMITH'S Improved

NEW POWER PUNCHING PRESSES. The Wax Process for Engraving. BOILER FEEDER. HoGEHEE'S BOILER FEEDER. Steel Wire Gun. Fireproofing and Preserving Compound. Transporting Natural Gas. NEW POWER PUNCHING PRESS., scientific american, 1886-06-26

the models and he must go on with the explanation. On he went again for another hour when the Chief that it was only after long and laborious study that he was able to understand the invention ; still he must do his best and again he proceeded when

IF YOU HAVE ANY SMALL ARTICLES ARTESIAN WELLS -BY PROF. E. 91 & 92 WATER. STREET ARTESIAN WELLS BUY TELEPHONES ENGINES. AND ADVICE T Perfect Newspaper File INSTRUCTION MAIL ELECTRI ITY. CARBORUNDUNI MECHANICS BY USING HEEE. SOAP.Rtanctres Diet and

THE STANDARD AND ONLY RELIABLE PORTABLE ROOFING. H. W. JOHNS M'F'G CO. 87 MAIDEN LANE New York. Asbestos Liquid Paints Coatings Cements Sheathings Boiler Coverings steam packing etc. ROCK DRILLS. DEAN BROTHERS INDIANAPOLIS IND. Dean Steam Pumps ROCK

NEW YORK. 225 CHURCH ST. PHILADELPHIA CALIPERS AND DIVIDERS. DO YOUR OWN PRINTING H. HOOTER Phila. Pa. HAND BOOK FOR STEAM ENGINEERS. KANSAS CITY PATENT AGENCY DEALERS IN PATENTS. BOOKWALTER ENGINE. HOPUTRAEAF Dr. Peck's Artificial Ear Drums

The Current Supplement. Georgia. The article is accompanied by four illustra tions. Results of a most careful research in experi mental phonetics are told by Prof. John. G. MeKen THE MODERN USE OF ELECTRICITY IN PRINTING. of impressions in a short

APRIL 16 1892. e0 MANUFACTURER A Great Repository of Practical and Scientific Information. Tho Tochno-Chomical Roolipt Book. HENRY CAREY BAIRD & CO. INDUSTRIAL PUBLISHERS BOOKSELLERS IMPORTERS MEMORY educational works the above Will be sent LO all

BAIRD'S FOR PRACTICAL MEN. STEM WINDING PERMUTATION LOCKS. MAHER & GROSH ROOFING. AUCER. BIB B'S FIRE-PLACE HEATERS B. C. BIBB & SON Baltimore. d. MACHINISTS' TOOLS. NEW HAVEN MA NU FACTUlt ING New Haven Conn. Tramway Ropes Champion Barbed Wire etc.

7forIMIIM 1 ! Founded by Mathew Carey 1785. BAIRD'S NUT TAPPING DURRELL'S PATENT. SPEAKING TELEPHONES. BENTEL MARCEDANT & CO. SKILLED ENGINEERS ARE EN WATCHMAKERS. BARREL KEG $66 SIBLEY COLLEGE OF MECHANIC ARTS OPIUM RUPTURE mc. . CAVEATS COPYRIGHTS

DICKSON SCHOOL OF DIEKOKY 700 Kimball Hall Chicag For $ And More if You Need 'em pense. Xmas Cifts for Men 'How to Remember' KEYSTONE WELL DRILLS books on Water Oil Test Well and Con tract Drilling. Beaver Falls Pa. Automobile and motor boat

IMPROVED Sebastian Lathe Co. 91 & 92 WATER STREET PITTSBURG PA. ARTESIAN WELLS New Full Mounted Lightning Screw Plate. IF YOU HAVE ANY SMALL ARTICLES WM. GRAVER TANK WORKS STORAGE TANKS. 3d Floor Rookery Bldg. CHICAG ILL. TO BUSINESS MEN 361 Broadway

VICTOR When You Want OVER DO YOU WANT A PICTURE FAMOUS ' 999 ' ENGINE? COLD FORCED PRODUCT. AMERICAN SCREW CO. PROVIDENCE R. I. The American Bell Telephone Company Boston Mass. E. ER BOLCIANO'S LITTLE GIANT SEWING MACHINE THE BOLCIANO WATER MOTOR CO.

SCIENTIFIC AMERICAN. 327 A Philanthropist. A New Sea Steamer. Sale or Joseph Bonaparte's Estate. Missionary News. Powder Mill 'explosion. Relics from the Wreak of a former World. The American Architect. A CARD. Patrons of the Mechanics' Journal. AD

1.00 one copy of engraving ' Men of Progress '10.00 One copy of Scientific American for one year and Remit by postal order draf or express. quarter payable at the office where received. CanadA subscribers must remit with subscription 23 cents Wrn to

IMPROVED LEVER ESCAPEMENT. OUR SPLENDID ENGRAVING. LUDLOW'S SLIDING STOP VALVES FOR STEAK WATER AND GAS. Great Strike at La Creuzot 40000., scientific american, 1870-01-29

HAWOR II WATER MOTOR. WORKING DRAWINGS AND ENGRAVINGS Pond's Tools Engine Lathes Planers Drills &c. PATENT MINERAL WOOL. EAGLE FOOT LATHES The George Place Machinery Agency STEAM PUMPS. HENRY R. WORTHINGTON 239 Broadway N. Y. 83 Water St. Boston.

Rack Page each insertionS1.00 a line any length any division. tireatest variety new patent center warrant. LATHE The Sebastian-May Co. Foot Pow SIDNEY OHIO. Marled AIR COMPRESSORS & MINI NG TUNN EL I NG Astronomical Telescopes LIGHTNING WELL-SINKING

CHUCKS PHOTO ENGRAVING ELECTRICAL MINING APPARATUS OF EVERY DESCRIPTION. SEND FOR ILLUSTRATED CATALOGUE PI 2. IDE AND IDEAL AUTOMATIC ENGINES. WHITMYER PATENT FURNACE. TANDEM AND CROSS COMPOUND ENGINES. BOILERS OF EVERY DESCRIPTION. Manufactured by

ARTIFICIAL LICHT. RELIEF PLATES POSITIVE MOTION LOOMS SECOND-HAND ENCINES Wilbraham Rotary Piston Pump ALL SIZES CORLISS ENGINES. Machine Tools Sugar Machinery. Telephones. BEAMS &GIRDERS PATENTS SOLD. BURNHAM'S gaglIZIZ=B AUCTION. WM. D. ANDREWS &

FOR THE SCIENTIFIC AMERICAN. CLARE SELLECK SQUIRE SELLECE. STEAM ENGINES. To Mill Owners. 'Lamp Depot.' Nos. 134 and 138 Fulton St. Sun Building. Premium Slide Lathes. MOORHEAD'S GRADUATED MAGNET IC MACHINES. Moorhead's Graduated Magnetic Ma Lamps

SCIENTIFIC AMERICAN. 367 TO CORRESPONDENTS. Officers of Mechanics Mutual Protections. Patent Agency. AD BOOKS! BOOKS ! ! FOR THE SCIENTIFIC AMERICAN. CLARK SELLECK SQUIRE SELLECK. WEEKLY SUN. SMITH'S Improved Electric Machines. To Builders and

WILBRAHAM BROS FOR OUR CATALOGUE. lie. SEND PATENTS. RIUNN & CO. Solicitors of Patents To Eleetro-Platers. PkATTERIES CHEMICALS AND MATE RUPTURE VENTILATING FAN for PASSENGER ELEVATORS. HANSON &VAN WINKLE Pond's Tools DAVID W. POND Worcester Mass.

WHEAT W. T. SOULE &CO. 13o Ill. Write for particulars. Bauerman A Treatise on the Metallurgy of Iron. Con taining Outlines of the History of Iron Manufacture Methods of Assay and Analysis of Iron Ores Processes of Manufacture of Iron and Steel.

Plumb and Level Indicator. BOOKS! BOOKS ! ! Foster's Window Shades. Lap-welded Wrought Iron Tubes FOR TUBULAR BOILERS WONDERFUL CUBE OF RHEUMATISM. Dr. S. B. SMITH'S Torpedo Magnetic Machine. States chine. If any one thinks that this is not true I

search results: Engraving clear search