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READY DRAVGHTING INSTRVMENT 601 Livingston Building Rochester N. V. All Draughting YOUR OWN ELECTRIC LIGHT PLANT. RICHAROtON ENGINEERING CO. HARTFORD CONN. A REAL LAUNCH AT SMALL COST H.P. George White Company Fine Experimental Machinists STERE Field

1877 SCIENTIFIC AMERICAN INC, 1877-12-01

scientific american, 1859-10-11

THE PROPOSED EAST RIVER TUNNEL. Tunnel for Gas Mains Beneath East River. The Twin-tube Tunnel Beneath the East River. THE PROPOSED TWIN TUNNEL BENEATH THE EAST RIVER. Type of Station and Cross Section of Deep-level Tunnel. Construction Beneath

ENGINEERING INVENTIONS. MECHANICAL INVENTIONS. AGRICULTURAL INVENTIONS. MISCELLANEOUS INVENTIONS. NEW BOOKS AND PUBLICATIONS. THE CIVIL ENGINEER'S POCKET BOOK. PRAIRIE EXPERIENCES IN HANDLING THE INTERNATIONAL NAUTICAL MAG-, scientific american,

Some Shortcomings of the New Army Rifle. Cycle Notes., scientific american, 1896-01-18

scientific american, 1872-05-04

scientific american, 1860-03-24

New Researches on Photographic Photometry. The Electric Electric Welding of Chain., scientific american, 1904-12-17

NEW STEEL ARCH BRIDGE OVER THE NIAGARA. BY ORRIN E. DUNLAP. Deepest Bore Hole In the World.VIEW SHOWING OLD SUSPENSION BRIDGE AND NEW BRIDGE UNCOMPLETED. NEW STEEL ARCH BRIDGE OVER NIAGARA RIVER., scientific american, 1897-04-24

LIBBEY'S DUMPING CART. AN IMPROVED DUMPING CART. NI Mil EXHAUST I Al PU LSE, scientific american, 1891-05-30

Modern Bank Vault Construction Round Door and Vestibule in Course of Erection for the Vault of the TRADESMEN'S TRUST CO. Philadelphia Pa. CAYUGA COUNTY NATIONAL BANK Auburn N. Y. EXCHANGE NATIONAL BANK Olean N. Y. COMMONWEALTH TRUST CO. St. Louis Mo.

A TENSION REGULATOR FOR OVERHEAD CABLES. A CLOTHING RACK. TROUSERS RACK FOR CLOTHING STORES. DEVICE FOR DISTRIBUTING NOXIOUS FUMES. AN IMPROVED PORTABLE TENT. IMPROVED PORTABLE TENT. A TENSION REGULATOR FOR OVERHEAD CABLES. DEVICE FOR DISTRIBUTING

DESIGNS PATENTED. DESIGNS PATENTED. York city. SCHEDULE OF PATENT PRES. On filing each application for a Patent (17 years).815 On issuing each original Patent $20 810 IM 830 On filing a Disclaimer 810 On an application for DesignS% years).810 On

New Barrel-dressing Machine. Self-feeding Oil Can. New Plasterer's Trowel. Improved Horse Rake. New Carriage. Improvements in Sawing. BAIN'S ELECTRO CH EMICAL TELEGRAPH. New Railroad Coupling. LIST OF PATENTS INVENTOR'S CLAIMS. Cleaning Filters.

THE QUEEREST OF CREATURESII. A Prehistoric Cave Dwelling., scientific american, 1905-02-25

BAIRD'S FOR PRACTICAL NEN. What 25 cents Will Buy ! Address MUNN CO. 37 Park Rev New York OF PATENTS AT AUCTION Pond's Tools Blake's Patent Stone & Ore Crusher. Can I Obtain a Patent? 37 Park Row New York. j WROUGHT IRON WORKS 8kt p B. C. MACHINERY

are strained backwards by springs but may be pulled farther side of the hammer and therefore not.ebown In the cut strikes against the lever g and draws for sounded. The case A may be placed permanently in one cor may stand against it in the day time

A VALUABLE WORK FOR INVENTORS PATENTEES AND MANUFACTURERS., scientific american, 1863-04-18

AN INEXPENSIVE FIRE ALARM. McCASLIN'S FIRE ALARM. Great Wall of China. A PLUG FOR LEAKY TUBES IN BOILERS. HARRISON'S TUBE PLUG. Popular Ideas of Inventors., scientific american, 1894-12-29

A. Lightning Calculator. Completion of the Great Dam Across the Colorad Inver. The Oldest Book in the World. The Discovery of Lithography. Novel Foundation Laying. Bottles in China., scientific american, 1893-07-15

ELECTRO-MECHANICAL TELEPHONE EXCHANGE. Bags instead of Barrels for Sugar. California Gold. Preparation of Wool. particles of grease have been removed from it. Pig. I.–TELEPHONE WITH KEYS ATTACHED. Fig. 3TELEPHONE CENTRAL OFFICE. Fir. 2THE SWITCHING

MISCELLANE OUS SUMMARY. NEW YORK MARKETS., scientific american, 1864-01-16

A SEEDLESS AND CORELESS APPLE. The Current Supplement. New Radium Theories. Telephone Wires., scientific american, 1905-02-04

MECHANICAL INVENTIONS. Cement Floors. Cruising for !Icebergs. Ammonia Vapor Engines. Petroleum and Plant Life. FAIENCE OF INDIA. 4 4 0 4.1. ELEGANT CHAIRS. INDIAN FAIENCE CHAIRS UPHOLSTERED IN STAMPED LEATHER., scientific american, 1881-05-28

Plans Details MONCK TON'S N A TIONALISix Dollars port STAIR-BUILDER paid. MONCK TON'S NATIONAL Six Dollars pos CARPENTER & JOINER. 5 paid. ORANGE JUDO CO 245 Broadway N.Y PORTABLE ENGINES of 8 10 20 and 25 WOODWORTH PLANERS C OLD ROLLED SHAFTING.

RECENTLY PATENTED INVENTIONS. NEW BOOKS AND PUBLICATIONS. JANUARY 1898 NUMBER(No. 87.) Mass. ezemples of Modern Architectural Construction and allied subjects. all newsdealers. Mil Broadway New York. Ziusineze ana 'Werzonat., scientific american,

scientific american, 59-09-10

AZURENE 8 Cli TWENTY CZN7 HOZ. NATIONAL B0 ER, scientific american, 1868-09-30

ENGINEERING INVENTIONS. MECHANICAL INVENTIONS.ELECTRICAL INVENTION. TEXTILE INVENTION. AGRICULTURAL INVENTIONS. MISCELLANEOUS INVENTIONS., scientific american, 1882-10-11

scientific american, 1884-08-30

Every Day the Time-Ball on the Western Union Building Opposite Old St. Paul's Broadway New Yorli is Dropped at Exactly 12 Noon Recording Washington Time, scientific american, 1905-05-27

STEVENS' MITRE BOX. BLAKE'S PATENT WORCESTER FREE INSTITUTE. BRADLEY Manufacturing Company IRON 8r WOOD WORKING MACHINERY OF EVERY DESCRIPTION. Cold Rolled Shafting. THE IMPROVED OF THE FOR 1875. IN THE WORLD. VOLUME XXXIL—NEW SERIES. TERMS. $3.20

scientific american, 1862-09-06

The Engines at the American Institute Fair. The South American Boxer. Vesicatory Potato Bugs. Charles PI. Keller. Transformation of Sandstone to Marble. Distilling Sea Water., scientific american, 1874-10-31

Pattern Designing., scientific american, 1883-12-15

CUTTING METALS WITH OXYGEN. BY JACQUES BOYER. CUTTING METALS WITH OXYGEN. Post Card Instruction. The Metal-Cutting Equipment Iv, scientific american, 1908-05-09

TESTS OF MAGAZINE SMALL ARMS. THE NEW AMERICAN CARTRIDGE (ACTUAL SIZE). THE AUSTRIAN (MANNLICHER) MAGAZINE RIFLE. THE NEW ENGLISH MAGAZINE RIFLE. THE GERMAN MAGAZINE RIFLE--MODEL OF 1888., scientific american, 1891-08-22

THE USE OF FUELNANAGENENT OF BITU NEINOUS COAL. in burning fuel. BOILER EXPLOSIONS NOT ALWAYS MYSTERIOUS. loosening the rivets the water works through and A Uniform Money Standard. MUNN ct COMPANY Editors and Proprietors., scientific american,

Suits Nvertionusto. Back Page81.00 a line. CIRCULAR SAWS. JULY let 1874. Todd & Rafferty Machine Co. MANUFACTURERS OF WORKS PATERSON. NEW JERSEY. KEYSTONE PATENT FORGES work. Keystone Portable Forge Co. Philadelphia. H. S. MANNING & C O Ag'ts.Liberty

THE CLIPPER CUP CLIPPER MFG. CO. DURYEA AUTOS DURYEA POWER C Ae)rud Street Reading Pa. Lead-Colored & Slate Pencils. Rubber Bands Erasers Inks Penholders Rulers Water Colors Improved Calculating Rules. Grand Prize Highest Award St. Louis 1904. MOTOR

surance Company. The Doom of the Plaories., scientific american, 1869-12-18

BROADCAST SEEDING MACHINEW. S. COFFMAN Coldwater MACHINE FOR WASHING AND WRINGING CLOTHESEDWIN ROTARY CULTIVATORANDREW THOMPSON Ottumwa Iowa COMBINED BOOT-JACK AND BLACKING CASEBERNARD DOUG Inventions Patented in England by Ameri cans. NAPHTHA AND

Improved Ladies' Sewing Pin. OF THE THE BEST MECHANICAL PAPER IN THE WORLD' EIGHTEENTH YEAR! MUNN & CO. PublishersEOM THE MAU MSS OF JOHM A ORAT, scientific american, 62-09-13

TEE PRICKLY COMFREY. Sand and Water. SYMPHYTIIM ASPERRIMIYM. A Sinking Island. 4 IP4. A Few Modest Mints. CHEMICAL MAGIC., scientific american, 1877-02-03

Substitutes for Steam. Coal and Climate& Muntz Metal. Iron Floating Batterie& Railroads for the South. Sanatory Substances., scientific american, 1855-06-02

Cast-iron Interior Walls. Improvement in Knitting Machines. New Spoke Machine. Sawing Machine. Improved Capstan. Burglar Alarm. State Room Railroad Car. Railroad Verdict. INCLINOMETER OR LEVEL. t, scientific american, 1853-08-27

OFFICIAL EEPORT OF ND CLAI AT, scientific american, 1868-07-08

The accompanying engraving illustrates an in genious and useful horological novelty that has re cently been perfected by an English inventor Mr. J. H. Overton and which is described as an Empire clock. As the name implies it is a universal time piece

European Representatives of American Houses. with First-class Agents in the principal industrial and agricul tural centers and cities in Europe. London 7 Poultry E. C. Paris. 8 Pace Vendome. Terms on application. J. R. W. & Co. purchase Paris goods

Signs of the Times. A Smuggler with Four Millions of Money. Startling Occurrence. Colossal Candelabra. The Wonders of Nature and Art. Ranlet's Architect. Thirteen More New Papers. A Pattern Justice. Singing in Primary Schools. Locomotive Struckby

scientific american, 1906-09-29

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURW, scientific american, 1870-06-11

Printing Machines. Skin Diseases. Concussion of Pump Valves. New Piece of Ordnance. Foreign Scientific Memoranda. Coating Iron with Zinc and other Metals. B oiler Incrustations., scientific american, 1853-06-11

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. XXV.--No. 17. I Improved Universal Wood Working Machine. Coloring Gold. Breadstuffs and Cotton imported into Great Britain.IMUMBIND016glialll McBETH BENT

GET THE BEST AND CHEAPEST. &C PERIN BAND SAW BLADES WHO NEEDS MONEY? W. G. WILSON Chicag Ill. LIGHTNING SEWER! Two thousand stitches a minute. The only absolutely first-elass Sgwing Machine in the world. Sent on trial. Warranted 5 years. Send for

Bristol Conn. U.S. A. 78 Reade Street- New York N. Y. Manufactory Established 1701. ALCO VAPOR LAUNCH SMALL GASOLINE LAUNCHES The Standard Single-Tubes The Hartford Rubber Works Co. 041CAGO. Something New In Photography TURBINE WATER WHEELS.

Or Injuries of the Ear. The Nature of Infection New Optical Instrument to Exhibit the Mechanical Combination of Colors. A Good Journal Box. IMPROVED TESTING MACHINE. The Average Migratory Mechanic., scientific american, 1873-09-06

Literary Notices. A MERIC AN AND FOREIGN PATENT UCCENTRIC SCREW AND GRIPPING 'LIVERY MILLWRIGHT ALL MILLETALLIC CAPS FOR HERMETICAL. PECIAL EXTRAORDINARY OFFER larOBINSON'S CORN PLANTER—Patented Shingle Mills; Belting Oil &a 'T'HE WORKS OF THE

Afivertionnento. TWIST DRILLS SOCKETS MANHATTAN FIRE-ARMS COMPANY FOR TAPElt SHANK DRILLS. ALS CHUCKS 4 Drills. IShankDrill Wire Drills. INCH. FOR BALE AT ABOVE PRICES BY atm% Camden N. J., scientific american, 1867-02-16

The Hot Winds. The Mechanical Color Test. Wire Fence Telephones in Australia. Injuries to Workingmen from Defective Machinery. Raising Mongolian Pheasants in Massachusetts. Remarkable Increase of Shad in California Rivers., scientific american,

New York. Jobbers in Wood or Metal wh have no steam power can by us. by any other means for doing their W. F. &JOHN BARNES CO. PATENT SHUTTER WORKER xIBBrit PIPE COVERINGS Made entirely of ASBESTOS. Absolutely Fire Proof. BRAIDED PACKING. MILL BOARD

THE MATERIALS. THE SORTING. THE GRINDING AND MIMING. THE THROWING. MOLDING. BAKING. ASSORTING. THE WORKMEN. THE PRODUCT. Chinese Adulterations of Tea., scientific american, 64-12-10

THE SCIENTIFIC AMERICAN. 5 At No. 37' Park-row (Park Building). New York. DEATH OF DE QUINCEY., 1860-01-02

MANUFACTUNE OF COTTON SEED COTTON SEED CASES AND MEAL. 3A& Safety Lamp for Miners. The Wandering Jew or Cow Killer, scientific american, 1870-02-05

LOCKAGE WASTE ON OUR CANALS. RESTRICTIONS ON THE WEIGHING OF COAL. THE WATER WHEEL TESTS AT LOWELL. 4n. An immense Salt Hine. Opera House Dirt. Zinc Light., scientific american, 70-03-12

MILL PROPERTY FOR SALE. SCIENTIFIC BOOKS. Castings PATENT THE IMPROVED NIAGARA STEAM PUMP Hubbard & Allen LUDLOW VALVES. tm. MA43 1 lammewl SIM VIP Empt. AL IT PAYS! IT PAYS! Munn SD Co. TO ELECTRO.PLATERSJEWELERS AND WATCHMAKERS. Di 7.000 IN USE.'

SCIENTIFIC AMERICAN ESTABLISHED 1845 Published Weekly at THE BICYCLE AND THE AUTOMOBILE. CURVES., 1905-09-23

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTLTRES $3 per Annum MACHINE FOR BORING AND MORTISING STILES Roofing Compound. Unproved Combined Mortising and Boring Machine. Suiphurized Paper. ASICWITH'S IMPROVED

scientific american, 1864-06-04

NOVEMBER 2 1889. THE PARIS EXHIBITION., scientific american, 1889-11-02

OF MODERN INGENUITY. SCIENCE NOTES., scientific american, 1905-08-19

scientific american, 1865-02-11

Vigilance Necessary in Building. The Lay Torpedo. BAG HOLDER ANDBAG WAGON. NEW FIREPROOF FLOOR AND CEILING. Pure Bred Thoroughbred and Full Blood in Stock Raising. How the Pictures in the Louvre are Cleaned. An Extensive Irrigating Project.

RECENT INVENTIONS. Spring Bottom 0 Can. Lady's Work Box. Improved Trace Carrier. Gear Coupling for Wagons. Fifth Wheel for Carriages. Printer's Quoin. Dyeing Glove Leather. 40I Weight of a Million Dollars. TOM., scientific american, 1882-08-12

performed we declare that we claim as our improve or other like suitable material to protect the sub stance being preserved from contact with the vessels.' rheometer in experiments on radiant heat sent t paratus essentially composed of a single

Index of Inventions BEARING THAT DATE. For which Letters Patent of the United States were granted, scientific american, 1872-07-20

scientific american, 1855-07-07

Removing Shellac from Watchmakers' Lathes. 4 Mode of Dividing Glass. ., scientific american, 1868-08-26

Twist Drills Collets and Chucks MORSE'S TWIST DRILLS COLLETS AND CHUCKS. BARNES'S CRAVAT HOLDER. MARKET FOR THE MONTH. 1, scientific american, 1865-10-07

NEW YORK ACADEMY OF SCIENCES. ANNUAL EXHIBITION AND RECEPTION. These were exhibited a portion of them still remaining The American Coal and Iron Production In 1896. New Deputy Commissioner for Canada., scientific american, 1897-04-17

MOUNTING OF LARGE ANIMALS. BY L. L. DYCHB. He Could Break the Crystal. 4 PORTER COMPRESSED AIR LOCOMQTIVE., scientific american, 1893-10-07

British Strikes and Lockouts in 1895. The Effect of Shading the Soil. A PORTABLE ELECTRIC DRILLING MACHINE. Award of Royal Society Medals. Eyesight of Iron Workers. ELECTR IC DRILL SHOWING MOTOR JOINTED SHAFTING AND DRILL. PORTABLE ELECTRIC DRILLING

Well.horing and Tools. Action of Butter on Copper. Conversion of Salt Meat into FreshA Further Application of Dialysis., scientific american, 64-07-30

BREECH-LOADING RULES FOR THE ARMY. agricultural resources by furnishing farmers with a bettor market. HOW THE STERNS OF SCREW SHIPS ARE BORED. REVIVAL OF THE COTTON MANUFACTURE. fore. RECENT AMERICAN PATENTS. heavy pressure. The plates made of fine

THE CARBON TELEPHONE. Progress of the Great Tunnel., scientific american, 1878-06-08

SCIENTIFIC AMERICAN: By Munn & Company. JOHN LITTLEJOHN. RAIL ROAD NEWS. Michigan Central Railroad. Large Locomotive. Items. The Southern Magnetic Telegraph Items of Niagara Suspension Bridge., 1848-07-15

RAILROAD CAR MANUFACTU cars and locomotive tenders made to order promptly. ltf DATENT LAWS OF THE UNITED STATES OODBURY'S PATENT PLANING Machliiee HE NEW HAVEN MANUFACTURING HE NEW HAVEN MANUFACTURING CO. 0 SASH OR CABINET MAKERS ABOUT QHORSE STEAM

237 C Franklin St. Boston Mass CHUCKS AWARDED THE FIRST PREMIUM AND GOLD MEDAL at the Augusta Ga. Exposition Electric Coal Cutter Electric Rock Drill Electric Mining Pump and Electric Hoisting Machinery. THOMSON—VAN DEPOELE ELECTRIC MINING C 620

EASTHAMPTON MASS. FOR EVERY DUTY. HARDWOOD LUMBER VENEERS. FOR NEWSPAPER FILE A RARE OPPORTUNITY Driven or Tube Wells To Business Men. HAMILTONTOOLCO. HAMILT.ON ONT. ELLWANGER &BARRYRochesterN.Y. WATCHES FREE Distinct SPY GLASSES FIELD GLASSES

GRIFFITH'S ADJUSTABLE PROPELLER., scientific american, 1857-07-11

ESTABLISHED 1845 No. 361 BROADWAY - NEW YORK. NEW YORK SATURDAY JULY 27 1901. THE RELOCATION OF OUR RAILROADS. SOME RESULTS OF THE ALBANY FILTRATION PLANT. AN EPITOME OF AMERICAN RAILWAY METHODS. THE FUTURE POSSIBILITIES OF SIBERIA., scientific

MUNN & COMPANY. Editors & Proprietors. Great Plan for a Steam Railroad Around New York., scientific american, 1866-04-07

DESIGNS. TRADE MARKS LABELS. PRINTS. Index of Inventions for which Letters Patent of the United States were Issued for the Week Ending August 7 1906., scientific american, 1906-08-18

BY THE PARIS CORRESPONDENT OF THE SCIENTIFIC AMERICAN. Fig. 3Details Showing the Method of Securing the Planking of the Lake Nemi Galleys. forming the framework. The pins for holding the THE ROMAN GALLEYS DISCOVERED IN LAKE NEMI. after erection two.

Olorresvcruttence. Fire in Ships and Its Prevention. The Fourth Annual Automobile Touring Contest for the Glidden Trophy. The Daniel Cornet. The Current Supplement., scientific american, 1907-07-20

THE ADVOCATE OF INDUSTRY AND JOURNAL OF SCIENTIFIC MECHANICAL AND OTHER IMPROVEMENTS. BARKER'S MACHINE FOR MEASURING AND BAGGING GRAIN. Elastic Axle Boxes of Locomotives. American Manufactures. Insecurity of Heating Apparatus., scientific american,

HOBOKEN MAP OF THE DELAWARE AND LACKAWANNA RAILROAD'S NEW WORKS. month. The French Exhibition. le 4 Winding Spiral Springs. gles. This can generally be done by placing the end in the .0 4410 Steam Economy Computations. The Water Consumption of Steam

PURE WATER W THE JEWELL STILLS i‘rIV'd 1 I' tiVulcanizing Press for Rubber Specialties EVER NEED DUPLICATES Price $780 EL DRILLING Machines Dayton Motor Car Oaylor Automatic Stropper COLD GALVANIZING. NICKEL Eleetro-Plating Wagon Bausch 0. Lomb

AGRICULTURAL INVENTIONS. IMPROVED LIFE RAFT. TRANSVERSE SECTION OF LIFE RAFT. THE TELEPHONE AT THE PARIS OPERA. A 1 :PAU, scientific american, 1881-12-31

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