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AtIrtrilstiatatc sp GLASS OIL FENDERS for Mealtime and Machinery 53.00 PER DOZEN. ASPHALTE ROOFING FELT. AVELING&PORTER ROCHESTER ENGLAND. Agent—W. C. Oastler 43 Exchange Place New York. AMERICAN CHARCOAL IRON Boiler Tubes. WROUGHT-IRON TUBES AND

Improved Clothes Dryer. Improved Joint Support for Street Hallway Bails. Machinery for Beating out the Soles of Boots and Shoes. Improved Sash Fastener. Improved Nut Lock. Improved Governor. Improved Hay Hack. Improved Valve Gear for Steam Engines.

SCIENTIFIC AMERICAN SUPPLEMENT No. 724 THE NATIONAL MARITIME EXHIBITION., 1889-11-16

Cleaning Marble. The Time Extended for Obtaining Patents in New Brunswick. Belay at the Patent Office. Ventilation. duced in various ways indoors and without that are carried off by this same mingling and diluting process ; but of these London. The

LOOSE PULLEY LUBRICATOR. hasp and a longitudinal groove for a cross head. The Good InventorsPoor Lawyers. Steel against Iron. Decomposition of Cast Iron by Heat. rare if not unique phenomenon. THE SMALLEST FIRING REVOLVER. Fast Railway Time. TOWEL

scientific american, 1873-03-11

scientific american, 1904-03-26

NUT TAPPINC DURRELL'S PATENT. Fredonia N. Y. THEBESTBANGSAW LADE THE DUPLEX INJECTOR. KEMP'S MANURE SPREADER PULVERIZER RUPTURE PATENT QUICK Adjustable Stroke Can be Changed while In Motion. R GOULD & EBERHARDT NEWARK N. .1. TELEPHONE ERICSSON'S

ATHE5 ' Threaded with ease by one man and a FORBES PATENT DIE STOCK. BARNES' FOOT POWER MACHINERY ARMSTRONG'S PIPE THREADING CUTTING-OFF MACHINES THE EUREKA CLIP NEW ' RIVETT' PATENT GRINDERS. DrFIANCE MACHINE WORKS DEFIANCE OH1O.V.S.A. WHEEL BENDING

alent being caused to operate upon the mechanism which drives forth. Second The mechanism for causing the finger d through which the Irregular surface of the cam B or its equivalent. acts upon the mechanism which drives the spindles in backing of

THE NEW BRANSON KNITTER. A NEW OPTICAL LANTERN. VI 1I Experimental Immunity from Influenza. FAMILY KNITTING MACHINES. DISSOLVING VIEW LANTERN. HOSIERY MADE ON BRANSON KNIT TER. CHANGEABLE HEAD- BRANSON KNITTER., scientific american, 1894-01-20

Inches of mixed air and steam (1 and 5)475 Gave this number ol revolutions 73 The sum of those made by air and steam separately would be (2 and 1) 69 Showing a gain when they are mixed14Z 60 83 120 150 WM A Water Ram Wanted. g10000Machine for Peeling

The Largest Leather Belt. Ants on the Wing. How the Telephone Business is Growing. ve 40 410 The Employment of Tobacco. Tar Roofs., scientific american, 1882-10-28

BEAM PUMPING ENGINE. WENHAM'S HEATED AIR ENGINE. Australian Pearl Fishing., scientific american, 1873-06-14

I 10 CENTS A COPY, scientific american, 1906-07-28

RECENTLY PATENTED INVENTIONS. Railway Appliances. Agricultural. Miscellaneous. NEW BOOKS AND PUBLICATIONS. SCIENTIFIC AMERICAN JULY 1894. (No. 105.), 1894-07-11

scientific american, 1873-05-11

100 THE SCIENTIFIC AMERICAN. NEW STEAM CRANE., 1859-08-13

NEW-YORK THURSDAY APRIL 30. Science of Mechanics. hey. New Inventions.APJPM1 Southern Pine. Galvanism. Arts and Trades. The Panama Canal., scientific american, 1846-04-30

ENGINEERING INVENTIONS. AGRICULTURAL INVENTION. eusineesx an 'Wersonat. MISCELLANEOUS INVENTIONS., scientific american, 1887-09-11

scientific american, 1868-11-11

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. XXV.--No. 20. 3 $3 per Annum. Electro-Pneumatic Protector. DUNCAN & ROWELL'S ELECTRO-PNEUMATIC PROTECTOR FOR SA FES AND VAULTS., scientific american,

GATES ROCK & ORE BREAKER Steam Ore Stamp Mining Machinery ORDINARY RATES. Inside Page each insertion - 75 cents a line Back Page each insertion - $1.00 a line HAV THE LATEST IMPROVEMENTS. the ASHLEY I-AVENT NIPPLE HOLDERS OOD Or PETRI. WORKERS Water

Improved Plan for constructing Ships. FOR 1864! Cl cab Rates. 23 REIN'S PLAN FOR CONSTRUCTING SHIPS., scientific american, 1864-04-23

APRIL 22 I899 doubtless insured for many years to come., scientific american, 1899-04-22

MODEL BATTLESHIP AT THE WORLD'S COLUMBIAN EXPOSITION. complement of the aotual ship the object being main over which there will be a filling of concrete thickly men live according to the rules of the navy. MODEL BATTLESHIP WORLD'S COLUMBIAN

BY CRITTENDEN MARRIOTT Ammonio-Copper Processes of Making Artificial, scientific american, 1908-12-26

The Monarch Engine Stop and Speed Limit System. 'Stop the Engine' ctti=: Orient R MOTORCYCLE 3% Brake Horse Power. Price 6225. THIRTY YEARS AGO the advent of the REMINGTON writing machines. TODAY its supremacy is unquestioned. SOLID MERIT is the

scientific american, 1889-04-11

Scale. self-registering J. Campbell WIN of the patent desired and remit to Munn & Co. 361 Broadway New York. instructions address Munn & Co. 361 Broadway New York. Other foreign patents may also be obtained. '0ve3?tissements. ORDINARY RATES. Stave

ARCH ROCK' SAN FRANCISCO BAY. SCIENTIFIC AMERICAN. Geology of the Yukon Region. BY G. FREDERICK WRIGHT. The Independent N. Y. from veins of very low-grade ore. The geologists which the mails of next spring will reveal. VERTICAL SECTIONS THROUGH 'ARCH

The indicated horse power of her engines on trial tuts MAO horse with a steam pressure of 42 lbs. on thelietAtes., scientific american, 1861-11-16

Suction. vitanoir Extension of Patents. 410.4. American Inventions in Europe., scientific american, 1867-02-02

ICE IN THE SUBWAY. A REMARKABLE INSTANCE OF RECENT EROSION. FORCING HOT AIR INTO THE SUBWAYS NEW YORK. A RECENT EROSION IN INDIANA., scientific american, 1893-03-11

AN IMPROVED DUMB-WAITER INDICATOR. DUMB-WAITER INDICATOR. Colored Fires. Mix. A TAIL GUARD AND LINE REST FOR HARNESS. Trust Not Trusts. AN IMPROVED FENCE POST. AN IMPROVED TILE OR BRICK CUTTING TABLE. BENSING'S TILE OR BRICK CUTTING TABLE. HAND'S

A SUGGESTION IN CANAL BOAT PROPULSION. VIBRATIONS OF DIAPHRAGMS. Fig. 3PHONOGRAPHIC RECORDER. A SUGGESTION IN CANAL BOAT PROPULSION., scientific american, 89-03-16

instruments of ocean cables the galvanometers used in murder and suicide. An Edison Patent for Connecting Tension Treatment of Locomotive Boiler Waters. The 100 Puzzle. hardly fair., scientific american, 1892-01-09

arrtoportrintrz. Saliva as Antiseptic. The Marconi Company's Reply to Prof. Fesseuden. An Inventor Who Claims to Have Anticipated Mr. Edison's Concrete House Idea. Sustained Flight at High Speed. BY DR. THOMAS R. BARER ROLLINS COLLEGE FLORIDA. The

Classified Advertisements SALE AND EXCHANGE. BUSINESS OPPORTUNITIES. TYPEWRITERS. HELP WANTED. PARTNERS WANTED. PATENTS FOR SALE. SCHOOLS AND COLLEGES. PROFESSIONAL CARDS. B.Sc Bratenahl Block Cleveland 0 FACTORY AND MILL SUPPLIES. PHOTOGRAPHY. bachs

Interesting Facts about Metals. Notice to Patentees. NEW AGRICULTURAL INVENTIONS. The plow beam is clamped to the arm by bolts and a plate. The wheels, scientific american, 1877-10-06

Uhe Royal Tourist True Blue 2500 lbs. 32-38 H. P. $3000.00 Double the Satisfaction at one-half the expense ROYAL MOTOR CAR CO. Cleveland 0 U.S.A. GASOLINE TOURING CAR 24-30 H.P. Price $2500 Price $950 to $2000 PROMPT DELIVERIES WRITE FOR. CATALOGS

The Dangers of Methyl Alcohol. Aeronautic Terminology. The Vacuum Process of Preserving. The Current Supplement., scientific american, 1906-09-08

cltata.senemsoseeransairomomm. SHODDY PICKERS ON BOTH ENDS OF THE ROLLS. Cog Wheels on Both Ends PATENT OSCILLATING BOARD HINGES PICKS Etc. MECHANICAL ENGINEER, scientific american, 1869-12-25

Porte of Steam Engines. New Leveling Scraper. The American Nautilus in England. The Longest Iron Viaduct in the World. BLAKESLEE'S LEVELING SCRAPER. STEPHENS' LATHE FOR JEWELERS., scientific american, 1857-07-04

SODOM DAN AND RESERVOIR. BY HAROLD BROWN C.E. HYDRAULIC ENGINEER. MAP OF CROTON RESERVOIRS. A NI FILLING SODOM DAM DETAILS. SODOM AND BOG BROOK RESERVOIR DAM., scientific american, 1889-08-17

THE RAISIN INDUSTRY OF CALIFORNIA. The Paris Exhibition. Brick Kilns. A Gigantic Tempering Bath., scientific american, 1889-10-19

THE UTILIZATION OF PETROLEUM AND NATURAL GAS IN BLAST FURNACES. A NEW COMPOUND ENGINE JACK. The Washington Monument. BARTLETT'S OZONE MACHINE., scientific american, 1876-08-05

BONN & CO. f MALLEABLE IRON CASTINGS A VALUABLE WORK FOB INVENTORS PATENTEES AND MANUFACTURERS., scientific american, 64--19

NEW CAR COUPLING.IAUTOMATIC HUB HUB MORTISING MACHINE. Fire by Friction. MISCELLANEOUS INVENTIONS. PECK'S CAR COUPLING. DOUBLE-CHISEL AUTOMATIC HUB MORTISING MACHINE., scientific american, 1880-04-24

The Andrew B. Hendryx CO. Smelter Stocks Listed et.nd W W Bankers & Brokers Fiscal Agents .09 'Veeefeesecieeeeeeeeeeeee.:e4 Typewriter No. 2 Price. $40.00 JUN TYPEWRITER COMPANY 239 B'way New York. YOU ARE EASY Warren's Natural Asphalt Stone Surfaced

Science Notes. Engineering Notes. Electrical Notes., scientific american, 1899-09-02

AN INSTRUMENT FOR MEASURING DISTANCES. II 4IP AN IMPROVED ROLLER COTTON GIN., scientific american, 1893-07-08

Entered at the post Office of New York N. Y. as Second Class matter. Copyrighted 1894 by Munn & Co. W BEHIST. Vol. LXXNo. 13. A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Groe, scientific american,

THE ST. LOUIS FAIR. GRINDER Dry Battery SPARKING 15 TIM Beek° Spark Cell 4 Cells $1.25 J. H. BUNNELL & CO. Star athes GAS ENGINE IGNITERS A Rambler Reflection Perfect:gm THE IDEAL BED For Home Camp Yacht Hospital MECHANICAL FABRIC CO. 1305 1422 1400

SCIENTIFIC AMERICAN. 235 The Begging Business. Horrid Cruelty. The Pictured Rocks. The Brave Boy. ilistory of Architecture. The Moon. BROTHERS ON 10, 1847-04-17

296 SCIENTIFIC AMERICAN. To Emboss Letters or Figures on Marble. To Make the best Copal Varnish. To make a delicate Picture Varnish. THE ART OF PAINTING. Milk Paint. To Make Phosphuretted Hydrogen Gas which burns under water. Type Metal. Imitation of

pressure of steam on your boiler divide the area of the pressure and you have the weight in pounds which the furnace top has to sustain. Reduce the pounds to tuns and you will have some adequate conception of the crushing force on a fire-box roof.

A REVERSING GEAR FOR ENGINES. A HANDSOME TEAM OF CATTLE. JAS. GALLOWAY. Growth of the Great West. destined under the stimulus of free labor and the in more opulent and enduring. Add to this the inex haustible alluvium of the streams above and the fer

PHOTOGRAPHIC ROTES. Successful Women. Long Distance Telephoning. Life Saving Apparatus for Use at Fires. The Professional Inventor., scientific american, 1888-04-14

Improved Magnetic Machines Steam Engine and Boiler. Tio. 42 Gold Street New York. al5 41 Valuable Mill Privilege. FOR THE SCIENTIFIC AMERICAN. San Me. ISAAC CROOKER. CLARE SELLECK SQUIRE SELLF.C1t. STEAM ENGINES. Spirit Gas. Harrisburg Furnace

MACHINE FOR ROURDING BARREL HEADS. WINDLASS FOR DRAWING BARREL STAVES TOGETHER. Action of Different Solutions on Metals. MACHINE FOR LEVELING AND TRUSSING KEGS., scientific american, 1876-05-06

KRUPP'S GREAT GUN FOR THE ITALIAN NAVY. KRUPP'S LATEST GREAT GUN PLACED ON THE RAILWAY FOR CONVEYANCE TO THE ITALIAN NAVAL ARSENAL AT SPEZIA . Brotherhood of Locomotive Engineers. Lightning Bode. The Ship Canal between Blanchester and Liverpool.

Sawmill Refuse as Fuel. ELECTRIC TRACTION ON THE SIMPLON RAILWAY. One Person in Every Ten is Illiterate. I000-HORSE-POWER 3-PHASE ELECTRIC LOCOMOTIVE FOR THE SIMPLON TUNNEL., scientific american, 1906-04-07

scientific american, 1873-03-11

No Insurance demanded! order ! near! Costs to run 25 cents per day per horse power. . THE BAND SAW! Its ORIGIN and Bucket pungers STEAM . 31 LUBRICATORS THE SWAIN TURBINE CO. SCHLENKER'S PATENT Swain Turbine. A. S. CAMERON & CO. ENGINEERS TRAVELERS

Gallons per Hour. THE VANDUZEN & TIFT CO. NICKEL ELECTRO-PLATING 16 Beekman St. New York. lie lectures or private talks. WATER MOTORS GAS ENGINES & VENTILATING FANS Braun bib Co. 504 ST. JOHN ST. PHILADELPHIA. PA. KNITTER BELTING of Various Styles

Vol. XXV. -No. 3. J $3 per Annum. Improved Grain Hulling Machine. Applications of Vulcanized Rubber. HOFFMAN'S GRAIN HULLING MACHINE., scientific american, 1871-07-15

AN IMPROVED LOCOMOTIVE BOILER. AKERLIND'S LOCOMOTIVE BOILER. 4 Regulation of Hinei al Water Traffic. Annual Convention of the American Institute of Architects. A CARRIAGE WRENCH. A Horse's Sense of Locality. STAMBAUGH'S CARRIAGE WRENCH., scientific

AN IMPROVED VINE CUTTER. EVANS' VINE CUTTER. AN APPARATUS FOR UNLOADING CARS. I A Railway Through the Sea. AN AUTOMATIC LETTER COPIER. A GALVANIZING AND TEMPERING TANK. Magnetism of Asbestos. DIXON'S SCRAPER FOR UNLOADING CARS. EMANUELSON'S

Improvement in Wood-working Machinery. Fungoid Diseases in Mangels and Other Plants. To Make Bread. MACHINE. GEAR'S VARIETY PLANING AND MOLDING, scientific american, 1868-12-02

scientific american, 1865-10-28

Ziusinessis arta 'Wersoncti. NEW BOOKS ETC. INDEX OF INVENTIONS For which Letters Patent of the United States were Issued for the Week Ending AND EACH BEARING THAT DATE., scientific american, 1900-12-11

ECONOMY IS WEALTH.' THE PREMIER CAMERA IS THE BEST IN MARKET. Simple of Manipulation. Plates or Films are used. The Shutter Is always set. PRICE $18.00. WE MAKE ALL KINDS OF CAMERAS. ROCHESTER OPTICAL COMPANY The Sebastian-May Co. Power SIDNEY OHIO.

Burrowing Sea Urchins. A Census Problem. The Process of Fulling. BY FINISHER. Plants as Reagents. Remedy for Roaches., scientific american, 1890-09-20

INDEX OF INVENTIONS POR WHICH Granted in the Week Ending April 9 1878 AND EACH BEARING THAT DATE., scientific american, 1878-06-08

A GREAT BRONZE CASTING. CASTING THE BRONZE BUFFALO'S HEAD FOR 'THE 2170N PACIFIC BRIDGE AT OMAHA., scientific american, 1887-09-03

RECENTLY PATENTED INVENTIONS. Engineering Improvements. Electrical Apparatus. Miscellaneous. Designs. Business and Personal Wants. sary to give the number of the Inquiry. M (INN & CO. INDEX OF INVENTIONS For which Letters Patent of the United States

MAGIC LANTERNS square deal to every man. PRIMO LIGHTS Two=Speed Automatic Coaster Brake Hub New York STRAICHT LECS See How Easy It Is THE SUPPLEMENTARY SPIRAL SPRING Too young to d a.nything; to short. Capitalize it by a. policy in the PENN MUTUAL

RECENTLY PATENTED INVENTIONS. Agricultural Implements. Railway-Applianees. of this paper. INDEX OF INVENTIONS For which Letters Patent of the United States were Issued for the Week Ending SEPTEI1BER 12 1899: AND EACH BEARING THAT DATE. 'Zhissirtesse

4 MACHINE TOOLS AT THE EXPOSITION. THE ALLEN-PORTER-WHITWORTH HIGH-SPEED ENGINE., scientific american, 1867-07-13

M. P. SCHELL DIE MODELS !fr-ECIAL METAL POLISHES.-FORMULAS FOR SENSITIVE LABORATORY BALANCE - address Moan I Co. 361 Broadway New York. POWER REQUISITES . ENGINES INTERNATIONAL HARVESTER CO. OF AMERICA aocomorated) 15 Harvester Bldg. Chicag U. S. A.

GOBLIN TAPESTRY WORKS. THE GOBELIN TAPESTRY WORKS., scientific american, 1908-02-08

THE UNITED STATES TREASURY NOTES. NE HUNDRE D _mistaken. The Progress of High Pressure Steam in England. is we learn the ninth vessel fitted with Rowan's engines and boilers this comparatively high pressure is not carried as the same or greater

RECENTLY PATENTED INVENTIONS. Engineering. Railway Appliances. Mechanical. Agricultural. Miscellaneous. NOVEMBER NUMBER(No. 61.) WYNN & CO. PUBLISHERS (Itteinesse an 'Werzonca., scientific american, 1890-11-11

IMPROVED DOUBLE-ACTING STEAM PUMP. A Hoisting Engine without Drums. Prolific and Long-Lived Families. Distilling Alcohol by Ice. Large Cast Iron Wheels. NEW INVENTIONS. Destruction of Fish by Torpedoes. DOUBLE-ACTING STERM PUMP., scientific

The Electric Lighting of Mines. In Illustration of Ameeboid Movements. Dr. Wendell Horticulturist. Color Relations of Metals., scientific american, 1881-03-19

Origin of Atmospheric Electricity. McCL ARTY'S METHOD OF MAKING GAS FROM PETROLEUM., scientific american, 1875-10-23

Send for Circular No. 19. BEFORE YOU BUY A BICYCLE and REVOLVERS taken in EXCH_ANGE. Barnes' Feet-Power Machinery. SCIENTIFIC BOOK CATALOGUE 361 Broadway New York. ecnacqa and women all over the country t Why doea_it pay to act as my New Catalogue of

PEASE'S IMPROVED OILS! BRASS ANO COPPER WIRE Sur Zeadytung ffir beutfche erasber., scientific american, 1868-09-02

ARTESIAN WELLS AND MALARIAL FEVERS. A SUGGESTION TO INVER TORS.VALUE OF PATENTED IMPROVEMENTS UPON PATENTED INVENTIONS. good deal more than tt costs to secure him CABLE TOWING ON THE ERIE CANAL. drum. Many m six canal boats at a uniform speed of

The International Medical Congress in Berlin., scientific american, 1890-08-30

of its discomforts everywhere. EDISON MPG. CO. 83 Cha.rnbers Street ARMATURE WINDING RIGHT AND AND AUTOMOBILE SUPPLIESOLDS MOTOR WORKS - DETROIT MICH. Sr. Loma Mo. i doesn't make paint good; but Patton's SIIN-PROOF Paint makes good a five year

Row Can I Obtain a Patent ? How Can I Best Secure My Invention ? Preliminary Examination. To Make an Application for a Patent. Caveats. Trademarks. Rejected Cases. European Patents. MUNN dz CO. 87 Park Row New York. 37 Park Row N. Y. NEW BOOKS AND

Inventions Wanted -Ventilition. a peculiarly dry climate especially favorable for the preparation of dried fruits etc. or for the curing ofhay and which renders unneces sary many expedients generally adopted in the more Amid climate of Great Britain.

Muscular Power. Fruit Protection. Scientific Hanging., scientific american, 1882-11-04

Outfits BICYCLES The' MONITOR.' LIFTING INJECTOR. P. STEEL BALLS ICE MACHINES 50 Tons per Day ECONOMICAL SIMPLE RELIABLE. Dolamator Iroll Works Leffel Water Wheels With important Improvements.000 IN SUCCESSFUL OPERATION Sent free to those interested.

MUNN dit CO., scientific american, 1869-01-23

The New York Public Library Award. AN IMPROVED CAR TRUCK. WESTON'S CAR TRUCK. A SIMPLE CAMERA. AN IMPROVED WASHING MACHINE. PITZLER'S WASHING MACHINE. The International Geological Excursionists., scientific american, 1897-11-20

Air, scientific american, 1865-12-09

York. Other foreign patents may also he obtained. LATHE Foot and Power dealers. The Sebastian-May Co. Improved Screw Cutting Power 165 to 167 Highland Ave. SIDNEY' OHIO. POWER HAMMER. Western Pearl Co. 884 Dearborn St. ChiesgL AGENT': Cincinnati

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