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THE COLDWELL STEAM LAWN MOWER. A NEW STEAM RUNABOUT. THE NEW AUTOCAR RUNABOUT. A Simple Combined Weather Vane and Anemometer. AA Test of the Lake Submarine. Airship Competition. THE COLDWELL STEAM LAWN MOWER. THE AUTO-CAR DOUBLE OPPOSED CYLINDER

THE ERECTION OF THE BLACKWELL'S ISLAND BRIDGE. ERECTING THE GREAT CANTILEVER BRIDGE ACROSS THE EAST RIVER AT BLACKWELL'S ISLAND., scientific american, 1907-08-10

OF EVERY DESCRIPTION. Cold Rolled Shafting. GEORGE PLACE & CO. THE IMPROVED NIAGARA STEAM PUMP Hubbard& Aller. ENGINES AND BOILERS BRADLEY Manufacturing Company Machinery. OTIS BROS. dr C Planing & Matching STEEL CASTINGS. OR WARDWELL PATENT STEAM

NEW DISAPPEARING ELS WICK GUN MOUNTING. NEW ELSWICX DISAPPEARING CARRIAGE FOR SIX INCH B. L. GUN. LOADING POSITION., scientific american, 1892-05-14

Great Britain who still hope that the authorities will some day '-encourage' the construction of rural and Interurban light railways will Welcome these American experiences as suggesting further sources of economy in rendering their schemes

have souls to appreciate worth and ability. Fran owencl Review has been chosen Professor of History in the Howard University. He will make a - z ay rately ; but I claim the combination of the There is a tremendous palpitation in the heart dent may

INDEX OF INVENTIONS 438 WEICIR Letters Patent of the flatted States were May 25 1875 AND EACH BEARING THAT DATE. SCHEDULE OF PATENT FEES. 913 920 910 920 930 910 910 913 930 CANADIAN PATENTS. LIST OP PATENTS GRANTED IN CANADA May 19 to June 4 1875.,

bears a comparison with those made by the direct action of the die sinker.' The Locomotive Superseded. expressive phrase will 'hobble Hudson.' it Heat Without Fuel. to do without it altogether is more important promising steps towards making this

THE RUDDER OF A GREAT STEAMSHIP. EXTINGUISHER FOR LAMPS. Cutose. How to Fill a Boiler. MILLEN'S EXTINGUISHER FOR LAMPS., scientific american, 1885-03-07

INDEX OF INVENTIONS Letters Patent of the United States were Granted an the Week Ending November 30 ISM. AND EACH BEARING THAT DATE., scientific american, 1876-01-11

Of Interest to Farmers. Of General Interest. Heating and Lighting. Household Utilities. Machines and Mechanical Devices. Prime Movers and Their Accessories. Pertaining to Vehicles. refers to the tires of vehicles and especially the invention and date

Technology Manufacturing Industries Satitary En gineering Agriculture Horticulture Domrstle Econo engravings. To Foreign SubscribersUnder the facilities of MUNN & CO 361 Broadw y. New York PRINTING INKS. Address: The American Writing Machine Co.

EXPERIMENTAL SCIENCE. DESIGNS. TRADE MARKS. LABELS. FOR STEREOPTICONS AND SLIDES FREE! THE SCIENTIFIC AMERICAN Cyclopedia of Receipts Notes and Queries. Calcium Carbide EXPORT COMPANY 35 NASSAU STREET NEW YORK. FOR AIR BRUSH MFG. Co. Astronomical

THE DE MERITENB MAGNETO-ELECTRIC MACHINE. Various Uses of Paper. Tula Silver. Wall Wash. IMPROVED CRIDINER AND GRINDING KILL. New Inventions. Pig. 1.-4RD'8KER. Pig. 2GRINDING MILL., scientific american, 1878-11-30

102 FEBRUARY 14 1874. IMPROVED GAINING MACHINE. MONSON'S IMPROVED AUGER. MONSON'S IMPROVED AUGER. BARaER'S HEATING AND VENTILATING APPARATUS. IMPROVED GAINING MACHINE. Gold for Illuminating., scientific american, 1874-02-14

A NOVEL MAGAZINE TACK HAMMER. A Cotton Picking 'Machine. AN IMPROVED AMALGAMATOR. A NEW TYPE OF GRATE. A NEW TYPE OF GRATE. SECTIONAL VIEW OF THE MAGAZINE TACK HAMMER., scientific american, 1905-02-11

Stewed Fruit for the Gouty and the Dyspeptic. CHOLERA. CHINA AS A MARKET. Progress of the Westinghouse Brake., scientific american, 1883-08-11

WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES., scientific american, 1887-10-01

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS. CHEMISTRY AND MANUFACTURES. Vol. X LIIINo. 22. [NEW SERIES. A HUGE VACUUM PAN. Ozone Experiment. Curiosities of the Voice. DEELEY'S ENORMOUS VACUUM PAN., scientific american,

MARSHALL'S IMPROVED GATE The Candle Tree. IMPROVED GATE. The Teeth of the Yakut. GAS EXHAUSTER. Skin Grafting from Rabbits. A Dangerous Cigar Lighter. A New Baking Powder. Sun Spots and Great Storms. IMPROVED GAS EXHAUSTER, scientific american,

DEATH OF THACKERAY. COLD WEATHER AND STEAM ENGINES. Foreign Cotton. MISCELLANEOUS SUMMARY. NEW YORK STATE STATISTICS. Wealth and Population of New York City Blockade Runners., scientific american, 1864-01-23

scientific american, 1859-06-11

INDEX OF INVENTIONS For which Letters Patent of the United States were issued for the Week Ending April 17 1906., scientific american, 1906-04-28

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. LXIVNo. 24. .1, scientific american, 1891-06-13

Torpedo Transport ' Yenesei.', scientific american, 1904-03-05

SCIENTIFIC AMERICAN ESTABLISHED 1845 MUNN & CO.Editors and Proprietors Published Weekly at No. 361 Broadway. New York 361 Broadway New York 361 Broadway New York GAVIN DAM FACTS PERVERTED. FASHIONS IN ELECTRIC SYSTEMS., 1908-12-26

scientific american, 1866-09-15

A Problem in Physics. Montana Sapphires. Pineapple Juice., scientific american, 92-03-12

Bichromatism. Wickersham 's American OH Feeders., scientific american, 1870-02-19

Train the Boys for Business. The Emery Mines of Chester Co. Pa. A NEW SQUARING SHEAR. Quicklime a Wood Preservative. CLAY PIPES AND THEIR MANUFACTURE. OVEN. Fortifying the Sub-Treasury. Machinery for the Manufacture of Toys. STILES' NEW POWER

SIMPLON TUNNEL. SCIENCE NOTES., scientific american, 1902-08-09

ENGINEERING INVENTIONS. AGRICULTURAL INVENTIONS. IOW& MISCELLANEOUS INVENTIONS. A retort gas furnace has been patent SCIENTIFIC AMERICAN ELJII-DINO EDITION. JULY NUMBER(No. 33.) NEW BOOKS AND PUBLICATIONS., 1888-08-11

MANTEL ADAPTED TO A NOBLE APARTMENT. Feed Water Pipes Should Have Valves. 4 7-17. ; . THE NEW HIPPOPOTAMUS AT CENTRAL PARK fiEW YORK, scientific american, 1886-11-13

LIC MOTOR. Bleaching with Gaseous Chlorine. The Allen Ice Machine on Shipboard. the Jordan in Palestine. Fig. 3HYDRAULIC ACCUMULATORS OF THE LA CHAPELLE STATION RAILWAY OF THE NO TH4, scientific american, 1885-02-07

alone in acid and not when with copper ? A. The COMMUNICATIONS RECEIVED. INDEX OF INVENTIONS Letters Patent of the United States were Granted in the Week Ending June 13 1876 AND EACH BEARING THAT DATE., scientific american, 1876-07-15

A NEW DETERMINATION OP THE QUITO ARC OF THE MERIDIAN BY THE FRENCH GEODETIC COMMISSION OF ECUADOR. BY JACQUES BOYER. A NEW DETERMINATION OF T, scientific american, 1906-01-06

414 WATC Single Numbers 50c. 13th Enlarged and Improved Edition. 356 PAGES. Safety Boiler. HOUSEHOLD. ONE DOLLAR PER YEAR. SENT, scientific american, 1869-12-25

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES r . Improvement in Molding and Pressing Bricks. m HAYDEN'S IMPROVED BRICK MACHINE, scientific american, 1868-06-13

scientific american, 1864-05-11

MERIDEN CONN. 10 SIZES. OIL WELL SUPPLY Co. TELEPHONES Shingle Heading and Stave Mill Maehinery Trevor Mfg. Co. MUNN & CO. Publishers ORDINARY RATES. From! to 40000 Pounds Weight SHAFTS KNUCKLES FOR CAR COUPLERS. CHESTER STEEL CASTINGS CO. ARTESIAN

German Doctors and Naturalists. Professor Barff. Remarkable Railway Speed. -we 4fir The Human Jaw not Evolved. New Thermo-Electric Materials. Detecting Barytes in White Lead. 40 4. To Relieve the Itching in Ivy Poisoning., scientific american,

AGRICULTURAL INVENTIONS. NEW REFRIGERATING COVER. NORTH'S REFRIGERATING COVER. Hydraulic Mining on a Hallway., scientific american, 1880-05-29

A CENTURY PLANT IN BLOOM. BY ARTHUR INKERBLEY. The Current Supplement. A FLOWERING CENTURY PLANT. RECENTLY PATENTED INVENTIONS. Electrical Devices. Engineering Improvements. Mechanical Devices. Technological Improvements. Miscellaneous., scientific

1845. No. 361 BROADWAY NEW YORK. 0. D. MUNN. A. E. BEACH. For the Week Ending June 20 1891. THE SAILING OF TWO POLAR EXPEDITIONS. Enforced Temperance. Fastest Average Time across the Atlantic. An Explosive Mixture. Tempering Tools. The Lick

Improved Axle Box. The Hecker and Waterman Experiments. SHELLEY'S AXLE BOX., scientific american, 1865-01-02

editorial cfatninati., scientific american, 1867-05-04

PNEUMATIC PROPULSION OF VESSELS. White Linseed. Improved Cookery of Cheese. A Training School for Head and Hand. 4. Adulterations in Butter. A London International Exhibition for 1884. Race between a Man and a Horse. The Organ Industry., scientific

BY 0. B. WESTCOTT Or CHICAG ILL. Metallic Cars. Medicated Gelatine in Skin Diseases. NEW BRIDGE AT PITTSBURG PA., scientific american, 1883-09-22

A SMOKELESS AUTOMATIC STOKER. Skillful 'Tending 01 a Propeller Shaft. THE DE FOREST SYSTEM OF WIRELESS TELEGRAPHY. CONEY ISLAND STATION OF THE DE FOREST WIRE LESS TELEGRAPH. HEIGHT OF MAST 210 FEET., scientific american, 1902-08-16

FEEDING AND WATERING CATTLE IN RAIL ROAD CARS. Wild Beasts and Snakes in India. An Ancient Lathe. — DEVICE FOR FEEDING AND WATERING CATTLE., scientific american, 1873-11-01

JUNE 29 1901. orresponOence. Photographing in the 50000th Part of a Second. 'rue Nernst Arc Light. Automobile News. vatory. APPARENT POSITIONS OF THE COMET., scientific american, 1901-06-29

Classified Advertisements necessary to give the number of the inquiry. PATENTS FOR SALE. PARTNERS WANTED. FOR SALE. BOOKS AND MAGAZINES. Just Published-A BOOK OF INTEREST TO RIFLEMEN The Bullet's Flight from Powder to Target The Internal and External

capable of reducing the tempera ture of BP above to 50° below zero. With five figures diagrams illustrative of its performance. Contained in 10 cents. To be had DA this office and from all news dealers. WEAK UNDEVELOPED PARTS charge. Address Prof.F.

RECENT MECHANICAL INVENTIONS. RAILWAY NOTES. Preservative Wrapping and Packing Paper. Free Labor in the South., scientific american, 1879-07-19

PHOTOGRAPHY.-Pbotography of the Human Bye.-The cent remote.-.8 illustrations 14718 -An interesting contribution to the history of science XV. SOCIAL SCIKNCE.-The Labor Srodicates and the Labor Ex change.--The organization of the French workmen and

Engineering 'Pools at Pompeii. AN IMPROVED CAR WINDOW SASH. HERRMANN'S SASH FOR CAR WINDOWS. Doctor of Machinery. A New Waterwheel., scientific american, 1895-11-16

Oregon State building. Machinery hall one of the permanent structures. The manufacturers' and mines building and geyser basin. The Auditorium one of the permanent buildings. California State building. . THE ALASKA-YUKON EXPOSITION., scientific

Bridge across the Missouri River at Lombard, Montana. The extension of the C., M. & St. P. Railroad to the Pacific Coast. Scientific American, 1909-12-11

THE NEW YORK HERALD ESTABLISHMENT. THE NEW YORK HERALD BUILDING—GENERAL VIEW THE NEW YORK HERALD ESTABLISHMENT—BUSINESS OFFICES AND GRAND STAIRWAY., scientific american, 1895-05-04

THE LARGEST HYDRAULIC CANAL LOCKS IN THE WORLD. AN INGENIOUS SCULPTURING MACHINE. BY THE LONDON CORRESPONDENT OF THE SCIENTIFIC AMERICAN. A General View of One of the Peterboro Locks. Peterboro Lock in Course of Construction. The Abutment of the

RECENTLY PATENTED INVENTIONS. Engineering Improvements. Hardware. Lighting and Heating. Machines and Mechanical Devices. Thili mechanism will quickly open and close 'Miscellaneous. Or Interest to Farmers., scientific american, 1903-09-26

scientific american, 1862-07-26

return. nail free of charge. SPARE THE CROTON AND SATE THE COST. Driven or Tube Wells +prim control the patent forGrann'eAserleanDrlyenWoll. The HOADLEY PORTABLE STEAM ENGINE. S0 FOR APC VG7. TheJ.C.HOADLEY C . LAWRENCE MASS. PATENT MINERAL WOOL. A.

COMMUNICATIONS RECEIVED. INDEX OF INVENTIONS Letters Patent of the United States were Granted in the Week Ending July 8 1879 English Patents Issued to Americans., scientific american, 1879-08-16

Improved Hand Corn Planter. Improved Lifting Jack. Improved Follower for Brine Barrels. Improved Step Ladder. Improved Car Coupling. Improved Isinglass in the Liquid Form. Improved Dumping Car. Improved Steam Radiator. Improved Hand Power Circular

FEBRUARY 28 18741 Richard Trevethick's Thousand Feet Tower. —The Semi-Centennial Anniversary of the Franklin Institute. Electroplating. Borax for Colds., scientific american, 1874-02-28

SCIENTIFIC AMERICAN SUPPLEMENT For the Week Ending; July 21 1894. AN AMERICAN BULLET PROOF SHIELD. FAILURE OF A LARGE ARMOR PLATE. EDUCATION IN AMERICA. BROOKLYN MEETING OF THE A. A. A. S. THE GREAT RAILROAD STRIKE., 1894-07-21

THE CULTURE OF HOUSE PLANTS. Steam Launch Performances. Manufacture of Portland Cement., scientific american, 1878-04-27

The 'Half Moon' under sail in the Lower Bay New York. isiffsr 'CONNEC CUT' NA.8500. HORSE PONER THE VISITING WARSHIPS—A COMPARISON., scientific american, -1909-10-09

grirreopondenre. Improvements in Whaling Methods. Suggestions for Utilizing the Silt of the Mississippi River. What is required is a pump dredge on a large flat A Training School for the Consular Service. Termination. of the Glidden Tour. Henry

ROLLING GUN BARRELS. Counterfeiting Rare Coins and Medals, scientific american, 1861-12-14

Veinal Shams. trse of the Blowpipe with Closed and Open Glass Tubes., scientific american, 1880-05-08

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY. AND MANUFACTURES. IMPROVED STEAM ENGINE. Fragrant Bleulphide of Carbon. Paper Car Wheels. Tempering Steel. \. THE PRICK AND BOWMAN STEAM ENGINE., scientific american,

Submarine Water Supplies Meteorological Phenomena. PNEITMATIC The Money Value of Intelligence. AI 1.1 O. GUN CARRIAGE AND .ELEVATORPig. 3., scientific american, 1873-02-15

ENGINEERING INVENTIONS. MECHANICAL INVENTIONS. AGRICULTURAL INVENTIONS. MISCELLANEOUS INVENTIONS. NEW BOOKS AND PUBLICATIONS., scientific american, 1883-12-22

Adapted to Mechanical Purposes. New York ASPHALTE ROOFING FELT. Wrought-Iron Tubes and Fittings NO. i5 GOLD ST. NEW YORK. 'MICROSCOPES The Union Stone Co. GRINDERS SAW HUMMERS DIAMOND TOOLS and WOOD'S PATENT KNIFE-GRINDER ting and other Long Knives.

scientific american, 1866-10-06

American Manufacturers Telegraph and Electrical SUPPLIES ERICSSON'S PUMPING ENGINE 16 Cortla mit Street New York U. S. A. And 40 Dearborn St. The Best in the World. JENKINS BROS. DICYCLU.Tft'AEFE2E(5. Barnes' Patent Foot Power Rockford Ill. -= PIPE

AN IMPROVED ASH SIFTER AN IMPROVED ASH SIFTER. American Opium. A PNEUMATIC ERASER. A PNEUMATIC ERASER. Power Transmission to Stockholm. Water Power in the German Alps. A NEW TOY. A NEW TOY., scientific american, 1905-09-11

Improved Steam Boiler. Zinc for Coinage. FOR 1864! Munn dc Co. Publishers LESLIE'S STEAM BOILER., scientific american, 64-09-17

Vol. LXXX1V No. 24.i I $3.00 A YEAH. L8 CENTS A COPY. ut WEN MI MIMI MIIIIIIIMIIMIMNISMIISISISMail, scientific american, 1901-06-15

scientific american, 1852-05-22

scientific american, 1898-12-31

INDUSTRIAL PROPERTY COMMISSION. THE HEAVENS IN DECEMBER. RECENT DEVELOPMENTS IN SCHOOL SANITATION. PHILIPPINE TOPONYMY. SIR JOHN FOWLER., scientific american, 1898-12-03

MISCELLANEOUS INVENTIONS. Artesian Well at Streator Ill. Four-Foot Turbines with an Eighty-Foot Head Water Power at Niagara. Car Cable in Chicago. Another Quarter-Second Reduction. Naphthol a New Remedy for Cutaneous Diseases. Long Swims by Hen and

New Eighty-one Tun Gun. portion. Tkat the 81 tun gun will ultimately have a caliber cal tube is so fitted that it freely moves round It own axis ; this broad end le closed by another glass disk in the center of which ie a small star or other figure

THE LOG JAM IN THE ST. CROIX RIVER. THE GREAT LOG JAN ST. CROIX RIVER., scientific american, 1886-08-14

A Most Extraordinary Ballway Accident. Towage by Endless Chains. Proposed Patent and Copyright Legislation. Brazilian Pebble Eye Glasses. Units for Measurements., scientific american, 1884-01-26

TO INVENTORS. INDEX OF INVENTIONS For which Letters Patent of the United States were Granted March 29 1887, scientific american, 1887-04-16

Week Ending April 14 1894. Price 10 cents. For sale by all newsdealers. PAGE L AGRICULTURE.-Profitable Rice Culture.- ecent extension of iana.-With notes on the finance thereof 15244 Rice Meal or Bran.-Examination into the relative qualities of these

scientific american, 1872-10-19

WAVE AND TIDE MOTOR. LAMP-HANGER. ADJUSTABLE ELECTRIC-LIGHT HANGER. The Endurance Tests and Speed Trials of the Automobile Club of America. FRICTION CLUTCH PULLEY. POWERFUL FRICTION CLUTCH PULLEY. WAVE AND TIDE MOTOR OF SIMPLE CONSTRUCTION.,

Kenyon's Substitute for India Rubber. AN IMPROVED BARREL TRUCK AND JACK. STANSBURY & HYATT'S BARREL TRUCK AND JACK. AN IMPROVED CASH CARRIER. THE FULLER CASH CARRIER. AN IMPROVED MILK CAN. SMITH'S MILK CAN. THE MAGIC MONEY BOX. A Locomotive

COMMUNICATIONS RECEIVED. INDEX OF INVENTIONS Letters Patent of the United States were Granted in th (Week Ending AND EACH BEARING THAT DATE. English Patents Issued to Americans., scientific american, 1879-09-27

scientific american, 1902-11-01

NOVEMBER 6 1897. lgarresponDence. A Needed Patent Office Reform. the Patent Office is scattered in remote parts of the in certain lines ; for to make the Patent Office a source Death of Thomas Doane. .10 History of Ivory. A New Tallow Tree. haps even

American Locomotive Fireboxes. A New Copper-Zinc Alloy. Results of New Znventions., scientific american, 83-03-17

AN IMPROVEMENT IN CAR CONSTRUCTION. TURNER'S CAR BODY. AN IMPROVED PLANTER. The Banana a Developed Lily. Motion by Electric Current. A CAR WHEEL AND RAIL TO INCREASE TRACTION. CHOATE'S CAR WHEEL AND RAIL. JONES' PLANTER., scientific american,

Issued by the United States Patent Office., scientific american, 1870-06-18

THE BUFFINGTON-CROZIER BARBETTE DISAPPEARING CARRIAGE LOWERED. [MOO A YEAR. Entered at the Post Office of New York N. Y. as Second Class matter. Copyright MS by Munn & Co.], scientific american, 96-03-14

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