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Advationtunto. CZAR Allen's Useful Companion STEAM PUMPS. YOUNG MEN WHEELER'S PATENT WOOD FILLER TO FOREMEN MACHINISTS. AGENTS WANTED Roberts' Engine Governor GEO. W. READ & CO. 186 to 200 Lewis Street New York. A PRACTICAL TREATISE COMBUSTION OF

Over 616 Mlles In 24 Hours. Return of the Peary Party. The Enchanted Mesa of New Mexico. IMPROVED SASH HOLDING AND REMOVING DEVICES. Labor Saving Insects. Science Notes., scientific american, 1897-10-02

scientific american, 1861-09-21

The Telegraph in Canada. ELECTROLYTIC INSULATION. Luxury In Ancient Rome., scientific american, 1870-10-22

C TUBE DELIVERED AT THE STEVENS INSTITUTE OF TECHNOLOGY. BY G. M. MOWBRAY. ESQ. OF NORTH ADAMS MASS. Hydrocarbons in Dynamite. 1ST., scientific american, 1876-05-27

346 Site $titittific Nutria%, scientific american, 1862-11-29

'Er Lathes SENECA FALLS MFG. CO. 695 Water Street Seneca Falls N.Y. U.S.A. INDEX OF INVENTIONS For which Letters Patent of the United States were issued for the Week Ending JUNE 5 1900. AND EACH BEARING THAT DATE. A NEW AND WONDERFUL INVENTION ERWIN

rezp Lathes ARTESIAN induction THE EUREKA CLIP Kerosene Oil Engine Crescent Machinery isunches. Valves Specialtiea Light Tonneau Car PRICE s950 Sendforourbook about Oldsmobiles EveryMechanic Should Own It MontgomeryA Co.'s Tool Catalogue The Brennan

HOW HID LEATHER IS PREPARED. ENGINEERING INVENTIONS. IMPROVED PICK. CRAMER'S IMPROVED PICK. NEW GALVANOMETER. Effect of Varying Air Pressure on Hydraulic Hams. YPSILANTI. Ill Heating Tires by Petroleum. OLD MECHANIC., scientific american,

U.S. Circuit Court.-Eastern District of Pennsylvania. Before the Commissioner of Patents.-Paine Commissioner. Yankee Inquisitiveness. The Metric System., scientific american, 1880-02-11

THE DEMOISELLE AND PEACOCK CRANE. A 1Glass from Grannftte. Salt for the Human System. THE DEMOISELLE AND PEACOCK CRANE. Ocean Rafting., scientific american, 83-09-15

AUTOMATIC DAMPER REGULATORS AND WEIGHTED GAGE COCKS. CONTINENTAL WORKS BROOKLYN N. Y. DUC'S MECHANICAL ATOMIZER OR PULVERIZER BOYS HERE IS A CHANCE! The SOLAR WATCH a perfect Timekeeper FELDSPAR. — THE PHYSICAL AND APPLICATIONS OF ELECTRICITY T

Iron Foundation. for Heavy Guns. The Tongue in Disease. ESTA13LISIIMD 1845. No. 361 BROADWAY NEW YORK. 0. D. MUNN. A. E. BEACH. TERMS FOR THE SCIENTIFIC AMERICAN. The Scientific American Supplement Scientific American Export Edition. Contents.

SEALED PROPOSALS. SPA MPINGS MODELS. EXPERT WORK & EXPERIMENTAL WORK. E. V BAILLARD. 24 Frankfort Street. New York.RUBBER MODELS Experimental &Model Work DIE S_PECI MODELS DRYING MACHINES MASON'S NEW PAT. WHIP HOIST Manfd. by VOLNEY W. MASON & CO

TABLE I.-STEAM TRIALS OF TURBINE AND ALTERNATORS. RAISING A SUBMERGED STEAMSHIP THE STEAMSHIP 'SOUTH PORTLAND' AFTER 8INIILNG. The Latest German Quick-Firing Field Gun. TABLE II. THE STEAMSHIP 'SOUTH PORTLAND' WITH COFFER DAM., scientific american,

THE ADVOCATE OF INDUSTRY AND JOURNAL OF SCIENTIFIC MECHANICAL AND OTHER IMPROVEMENTS. SPRENKEL & BASFORD'S OSCILLATING ENGINE AND PUMP. THE PUBLISHED WEEKLY MACHINE FOR PEGGING BOOTS &C, scientific american, 1858-07-10

IIIIKESH'S CORN PLANTER. REMOVABLE BOTTLE TRAP. McCLOSKEY'S REMOVABLE BOTTLE TRAP CORN PLANTER. Efficiency of Coal. Keep Your Eyes on Congress. IMPROVED FENCE POST. MINER'S IMPROVED FENCE POST. IMPROVED VALVE OILER. MERSHON'S IMPROVED VALVE OILER.

A WEEKLY JOURNAL OF PRACTICAL DTFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. r$3.20 per Annum. American-made Bunting. New Weapons of War. THE CENTENNIALTRIAL OF STEAM FIRE ENGINES, scientific american, 1876-10-14

THE 'MERCERIZATION ' OF COTTON FABRICS. Exploring Coral Reefs. The Current Supplement., scientific american, 1898-10-11

Vol. LXXINo. 8.1 $3.00 A YEAR. WEEBILT. CAISSON FOUNDATION PIERS OF THE AMERICAN SURETY COMPANY'S BUILDING IN NEW YORK CITY. CAISSON FOUNDATION PIERS OF THE AMERICAN SURETY COMPANY'S BUILDING IN NEW YORK CITY. SHA F T JOINT1894 SCIENTIFIC AMERICAN

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. XXXV.-No. 2 IMPROVED PORTABLE SAWMILL. A Hint for Nervous Orators. Drainage of the Eye Ball. 4141 Open Air the Best Remedy for Consumption. Portland

Contractors Estimating on Public Works., scientific american, 1886-07-03

Tidal Power on Rivers of Bay of Fundy. Tlic Automatic Train Stop., scientific american, 1905-02-11

A SELF-LAUNCHING FIRE-LADDER. THE LADDER FOLDED' AND LAUNCHED. EXAMINATION OF THE DRINKING WATER OF BROOKLYN NEW YORK. THE MARTIN RADIATOR VALVE. THE CHEMICAL LABORATORY OF THE MOUNT PROSPECT LABORATORY FOR THE BIOLOGICAL AND CHEMICAL ANALYSIS OF

ISSUED BY THE U. S. PATENT OFFICE. Patent Solicitors. 37' Park Row New York., scientific american, 1871-08-19

[8 CENTS A COPY MERICAN, scientific american, 1905-03-04

Grain drill H. C. Beebe.340190 Grain drill attachment J. Courson 840103 Grain separator W. E. Howarth 310215 Griddles etc. hinge for cake. S. A. Gould 340.208 .Grinding mill C Abele 340271 340.413 340479 340071 Hammocks. suspension device for I. E.

L MANAGER WANTED. A. S. CAMERON & CO.1 HARRISON BOILER WORKS. MAHOGANY ROSEWOOD FRENCH WALNUT SATIN WOOD HUNGARIAN ASH CEDAR ETC. VENEERS BOARDS AND PLANK. BOLT CUTTER. LUMBERMEN [MARCH 29 1873 Asbestos Felting Co. TO LUMBERMEN. A Tanite. Emery Wheel

SCIENTIFIC AMERICAN ESTABLISHED 1845 MUNN & CO. - Editors and Proprietors Published Weekly at No. 361 Broa.dwa.y. New York 361 Broadway New York 361 Broadway New York THE FALLACY OF ARTIFICIAL FOOD., 1908-11-07

Inventions Patented in England by Americans., scientific american, 1867-07-13

SCIENTIFIC AMERICAN MUNN 6. CO. - Editors and Proprietors No. 361 Broadway. New York BUILDING THE ERIE BARGE CANAL. ANOTHER NORTH RIVER TUNNEL. MAGNETIC SURVEY OF THE NORTH PACIFIC OCEAN. CHAINS VERSUS CABLES IN THE MANHATTAN BRIDGE. TRADE MARKS ON

ENGINEERING INVENTIONS. AGRICULTURAL INVENTIONS. MISCELLANEOUS INVENTIONS., scientific american, 1885-06-11

scientific american, 1863-06-06

scientific american, 1864-04-11

DICK'S GREAT POWER PRESSTheMACHINES FOR CUTTING SHINGLES. CI URLEY'S IMPROVED SAW GUMMERS Patent Claims. Terms of Advertising : American and. Foreign Patent, scientific american, 1851-03-22

One Cent Spent WILL SAVE YOU DOLLARS in the Money You Pay for Newspapers and Magazines D. D. Cottrell 126 UT' North Cohocton N. Y. LITTLE WONDER Chicago Solar Light Co.Dept. Chicag A Desirable Holiday Gift DRAPER'S Recording Thermometer Crescent

vent him from realizing within the fourteen years a, scientific american, 1900-05-26

MAGNETISM IN CITIES. switches where connecting rodsjoined both rails. All rails RESTORATION OF AMERICAN SHIPBUILDING. 40A Substitute for TransfUsion of Blood. A BLOW AT THE INDUSTRIES OF INDIANA. WORKING COLD WROUGHT IRON. without the suggestion of a

A CONVENIENT HYDROGEN GENERATOR. BY H. B. DAILEY. Simplon 'runnel Open to Traffic. Burbank's Recent Experiments. The Current Supplement., scientific american, 1906-02-10

SCIENTIFIC AMERICAN BU ILDI NG EDITION. MAY 1 893(No. 91.) I need any papers of pilot or engineer to run the same ?, 1893-05-11

LOVELL DIAMOND CYCLES ELEVATORS. JOHN P. LOVELL ARMS CO. 147 Washington Street Boston Mass. 9npertizements. OVERMAN WHEEL CO. BOSTON. WASHINGTON. DENVER. SAN FRANCISCO. A. G. SPALDING & BROS. Special Agents CHICAGO. NEW YORK. PHILADELPHIA. ST9P WEAR

O'HARA'S LIGHT-DRAFT PROPELLER., scientific american, 1862-05-31

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. LXXVNo. 18.3 WEEKLE. THE RINETOSCOPE STERE OPTICON. APPARATUS FOR PROJECTING KINETOSCOPIC PICTURES., scientific american, 1896-10-31

fine ribbons as these at to show thegoods tofiiends and aid us to make Gales we will send Punching Presses DatornmeoutoolDeD.O4 WIRER METAL MORN ORDWOont.dor. (patented) used in place of rubber or other destructible packings for connecting flange,

THE NEW GUN BOAT GENERAL CONCHA OF THE SPANISH NAVY IMPROVED SASH BALANCE. N'anon ARNOLD'S SASH BALANCE. Men and Other Animals as Seed Carriers. The Sparrow Nuisance. Steam Whistles. NEW SPANISH WAR STEAMERS. IMPROVED SAFETY VALVE. Steel for Cutting

Weight and Height of Americans. THE A Layer of Hydrogen above our Atmosphere. Singular Mathematical Fact. Wicks of Kerosene Lamps. I 4;w.vernmownc Fig 22THE UNDERGROUND RAILWAY NEW YORK CITY.--PAS SENGER STATION AT, scientific american, 1875-02-13

Exposition Notes. A CORNER OF THE PALACE OF MINES AND MINING. An Ericsson Medal., scientific american, 1893-07-08

Laborious Rest. The Origin ot Coal. Epizootic in Horses. AND SHUTTLEWORTH'S ENGLISH PORTABLE CHITRCH'S VENTILATING HEATER. ENGINE., scientific american, 1875-10-23

MANHATTAN STORAGE CO. 332-342 West 44th Street New York N. Y. Lackawanna Motors 3 to 24 I.P. Scientific American 'ELBERON' ELECTRIC VICTORIA . . - MODEL AND EXPERIMENTAL WORK. Contract Manufacturers and will market articles of merit LORIMER MFG. CO.

The Current Supplement., scientific american, -1909-10-30

IMPROVED SPOKE-SETTING MACHINE. IMPROVED ROWING GEAR. MORGAN'S SPOKE-SETTING MACHINE. Underground Telegraphy in New York City. Spontaneous Combustion. vo. Purification of Sulphide of Carbon. WHITE'S IMPROVED WASHTUB STAND. The Discoverer of Bromine.,

SOME WONDERFUL FLIERS. BY C. P. HOLDER. How Rails are Pounded. BAT-LIKE PTERANODON OF A FORMER AGE., scientific american, 1885-08-29

ARTESIAN Wine Gas and Gasoline Engines WITTE IRON WORKS CO. Steel Dump Cars ' ONE TEST REVEALS 'TIS BEST FOR WHEELS' MEILINK'S FIRE and WATER PROOF VAULT. Specialty Mfrs. 1030 Jackson St Toled Ohio. WORKS LIKE LIGHTNING ELASTIC ROTARY BLOW New

[MAY 20 1882. TERRIS FOR THE SCIENTIFIC AMERICAN. 2 The Scientific American Supplement Scientific American Export Edition. 'Contents. THE SCIENTIFIC AMERICAN SUPPLEMENT KLINRERFIJES' WEATHER COMPASS. SUFFOCATION BY COAL GAS. METALLIC CESIUM. Ammonia

TO INVENTORS For which Letters Patent of the United States were Granted Nay 2 1893 AND EACH BEARING THAT DATE. ban I Pearce.496821 Valve operating mechanism 0. L. Rowland (r). RIR, scientific american, 1893-05-13

The Current Supplement., scientific american, 1902-04-05

The Examination of Inventions. Preliminary Examinations at the Patent °Bice. Row to Make an Application for a Patent. Foreign Patents. Rejected Applications., scientific american, 1863-01-03

Vol. LXXVI—No. 23., scientific american, 1897-06-05

224 Simple Mode of Printing. The Force of Expansion. Baby Jumpers! To Remove Stains from Ivory. BY MUNN di COMPANY., scientific american, 1847-04-03

Extraordinary Submarine Adventure. HARDAWAY S BOLT An English Ship Builder on the Monitors. AND RIVET MACHINE.SEE FIRST PAGE., scientific american, 1865-12-02

PHOTOGRAPHIC TELESCOPE. HARVARD OBSERVATORY AND THE HENRY DRA PER MEMORIAL. GENERAL VIEW OF THE HARVARD OBSERVATORY., scientific american, 1887-10-15

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. XXXIVNo. IS. A NEW BRIDGE IN PHILADELPHIA. About Scarecrows. Singular Explosion. Electricity as an Aid to Egg Hatching. A New Mode of Hospital

418, scientific american, 1867-06-29

THE VIEW OF 'OQUEND' SHOWING DESTRUCTION BY FIRE[See page 721, scientific american, 1898-07-30

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. XXXL—No. S. r$3 per Annum oss. Electrical Gas Lighting. _The Late Sir Charles Fox. MACHINE FOR UNLOADING GRAIN., scientific american, 1874-08-22

Track and Wagon or Stock Scales made. Also 1000 useful articles including Safes Sewing Machines Bicycles Tools. etc. Save T ENTIFIC AMERICAN SUPPLEMENT No 1 01)1. Price 10 cents. To be had at this office and from all news dealers., scientific

COMMUNICATIONS RECEIVED. INDEX OF INVENTIONS FOR WHICH Letters Patent of the United States were Granted in the Week Ending September 191876 AND EACH BEARING THAT DATE., scientific american, 1876-10-21

Chloroforming during Sleep. IMPROVED WATERING DIPPER. HARRISON'S WATERING DIPPER. IMPROVED ELECTRIC LAMP. APPARATUS FOR PRESERVING FRUIT. New Process for Printing Gold and Silver Colors on CarpetIngs and other Textiles. GUEST'S IMPROVED ELECTRIC

The Relations of the Government to Chemistry. Lanoline or Cholesterine Fat. Gresham's Injector. N, scientific american, 1886-03-20

39 A Calculating Machine at the Dudley Observatory. IRON-CLADS., scientific american, 64-07-16

THE PRENTISS CALENDAR AND TIME SYSTEM. AN AUTOMATIC TIME DATER. Triple Screws. 6 inches. The center and starboard screws are right New American Torpedo Boats. A WATCHMAKER'S STAKING PLIERS. BRANSON'S WATCHMAKER'S TOOL. Effect of Weight on Soldiers

Santiag 1875 J. A. FAY & CO'S WOOD WORKING MACHINERY Ready Roofm W. H. STEWART 74 Cortland St. New York. WATCHES Holly's Improved Water Works. MACHINISTS' TOOLS. NEW HAVEN 9IANUFACTURING CO. New Haven Conn. BRADFORD MILL CO. CINCINNATI 0. Pond's

A NEW METHOD OF HANGING WINDOW SASHES. AN IMPROVED PIPE WRENCH. Mine Explosions. AN IMPROVED PIPE WRENCH. ric.i. Fn 2., scientific american, 1905-07-11

scientific american, 1863-03-11

The Proposed Tunnel under the English Channel between England and France. The Entire Motive Force of the World. AN IMPROVED ELECTRICAL CAR BRAKE., scientific american, 1887-08-27

GREAT VALUE fitTEIVT$ MUNN & CO. Publishers of the MUNN & CO. Specifications and Drawings for Patents Caveats Re. Issue. Designs Trade Marks Extensions Interferences and Assignments. FOREIGN PATENTS' REISSUES INTERFERENCES HINTS ON SELLING PATENTS

Finding the Deviation of the Compass.Corrosion of Cast Iron. . Petrified Forests. New Anaesthetic Dichloride of Plethylene., scientific american, 1868-01-25

THE BATTLESHIP OP THE PIITUREI. THE BATTLESHIP OF THE FUTURE., scientific american, 1907-02-09

ENGIREERING INVENTIONS. MECHANICAL INVENTIONS. AGRICULTURAL INVENTIONS. MISCELLANEOUS INVENTIONS. Practical Chemist. alusinese anb 'Wersonat. TO INVENTORS. INDEX OF INVENTIONS United States were Granted January 25 1887 AND EACH BEARING THAT DATE.,

THE ARABIC NUMERALS REPRESENTATIVE AND NOT ARBITRARY CHARACTERS. MANUFACTURES IN HARTFORD., scientific american, 1866-10-20

AN IMPROVED DRILL. HATTIE 'S DRILL. AN ACETYLENE GAS LAMP OR BICYCLES. AN ADJUSTABLE FIRE BOX PARTITION. AN ACETYLENE GAS LAMP FOR BICYCLES. TEl ' ECONOMY ' ADJUSTABLE FIRE BOX PARTITION FOR STOVES AND RANGES., scientific american, 1897-11-13

THE NEW STEAMER PLYMOUTH OF THE OLD COLONY STEAMBOAT COMPANY. ELECTRIC LIGHT GENERATING PLANT OF THE STEAMER PLYMOUTH. of the hold. The systems connect with one main crosshead. As the cranks connecting rods etc. reach, scientific american,

IMPROVED MITER BOX. An Invention Needed. The Car Coupler Question. REGENERATOR FOR COMPOUND ENGINES. HULME'S REGENERA'r OR FOR COMPOUND ENGINES. Shetland Pony and Percheron. APPARATUS FOR BUILDING CON CRETE WALLS. IP-4. At the Top of Mount

OIL GROUND TO RECEIVE PHOTOGRAPHIC IMPRES DESIGNS., scientific american, 56-04-26

APRIL 29 1899. Effect of Storms on Birds. A CONVERTIBLE PLOW. COUSINS' CONVERTIBLE PLOW. AN IMPROVED BAND-SAW-SETTING MACHINE. AN IMPROVED BAND-SAW-SETTING MACHINE. The New French Phosphorus Matches. A CHEAP METHOD OF MAKING A CALORIMETER. .01 04.,

THE MANUFACTURE OF BURGLAR PROOF VAULTS. Dried Flowers. 40INCHES. HORSE POWER GAS ENGINE—SIZE 5 X 13 viviwsor SAFE DOOR AND PROTECTIVE CAGE OF RAILS., scientific american, 1894-11-17

THE SCIENTIFIC AMERICAN. 67, 1860-07-28

34e LIST OF PATENT CLAIMS Scientific Memoranda. Polishing Marble., scientific american, 1850-07-13

Carolina Clay Eaters. A New Island. THOMAS SILVER. THOMAS SILVER Advantages of Good Water Supplies. I iGarnets on Manhattan Island. iest., scientific american, 1888-05-19

PROF. IRA REMSEN PRESIDENT OF THE AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE. BY MAI:CBS BENJAMIN PH.D. Further Marconi Transatlantic Messages., scientific american, 1903-01-10

Inventions Patented in England by Americans., scientific american, 1869-10-02

REDIEWS NEW REGISTERING THERMOMETER. A City Sliding Down Hill. Salt River Arizona. Comparative Prices and their Relation t Production., scientific american, 1878-04-20

Walking Under Water. The Industrial Prospect. Water Gas. Fig. 1.-THE LECHNER MINING MACHINE adu Fig. 2.-THE LECHNER MINING MACHINE., scientific american, 1878-08-17

THE NAVIES OF THE UNITED STATES AND SPAIN A COMPARISON. THE FIGHTING LINE OF THE SPANISH NAV Y. THE FIGHTING LINE OF THE SPANISH NAVY., scientific american, 1898-04-02

THE ADVOCATE OF INDUSTRY AND ENTERPRISE AND JOURNAL OF MEC HANIC AL AND OTHER IMPROVEMENTS. THE INDEPENDENT DOOR-LOCK THE BY MUNN & COMPANY. RUFUS PORTER-Editor. MUNN 51. COMPANY To Clubs. Illustration by Comparison. ~ow, scientific american,

The Lunar Rainbow. The Liffgest Dam in the World., scientific american, 1905-09-23

scientific american, 1859-04-02

the length of the corresponding structure in boats of the present type of side-wheeler and will be two feet system the smoke stack from the main deck to the THE SCREW FERRY BOAT BERGEN AMIE' 1888 SCIENTIFIC AMERICAN INC., 1888-12-08

Strength of Iron. A Boat Propelled by a Pump., scientific american, 1865-11-18

thentific l nteritan. SKELLY'S BAGASSE FURNACE. BARROWS' SELF-REGULATING DAMPER FOR HOT AIR FURNACE FLUES., scientific american, 1858-06-05

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