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THE CONGRESS OF THE THREE AMERICAS., scientific american, 1889-11-23

EXTENSION NOTICES. NEW PUBLICATIONS., scientific american, 1868-06-20

NEW BOOKS AND PUBLICATIONS. INDEX OF INVENTIONS Letters Patent of the United States were Granted in the Week Ending September 21 1880 AND EACH BEARING THAT DATE. COMMUNICATIONS RECEIVED., scientific american, 1880-10-23

scientific american, 1869-09-25

COPYRIGHT INJUSTICE. LIEUT. PEARY RECEIVES A SHIP. THE LASSO. DUSTLESS BUILDINGS. BY C J. WOODBURY BOSTON MASS. MEMBER OF TEE SOCIETY., scientific american, 1897-12-25

5000 IN USE. POP SAFETY VALVES STEAM PRESSURE GAUGES ETC. 34 Chardon Street Boston Mass. STEEL TYPE FOR TYPEWRITERS Model and Experimental Work. PHOTO-SMOKE CIGAR HOLDER PERPETUAL MOTION AT LAST! Canning Machinery Outfits Complete. Oil Burners for

regular contacted spiral coils or layers of yarn firmly to OUR IRON INDUSTRY. COMBINATION NEEDLE AND THREAD CUTTER. Cotton. Risky Mining. Strength of Solar Heat. The Microphone. The Antiquity of CivilizationA Query for Professor Newcomb., scientific

Anchoring Bolts into Stone. Highs and Lows in the Atmosphere., scientific american, 1890-11-15

COMBINED TICKET HOLDER AND REGISTER. FORTURO'S TICKET HOLDER AND REGISTER. The Sutro Baths. The Current Supplement. APPARATUS FOR PRESERVING PYROGALLIC ACID SOLUTIONS. BY RANDOLPH BOLLING. THE ' SIMPLEX ' HOSE CLIP. AN IMPROVED HOSE COUPLING.,

Mortality among Elephants. A MODEL COUNTRY RESIDENCE, scientific american, 1875-10-02

it is made is twisted around the other wire to form the completed splice Fig. 3 the wires being shifted in the vise and the bar worked at the other side of the stock while making the second coil. The hole having a side opening is used with barbed

The Charleston Exposition. PARTIAL CROSS-SECTION AND REAR-END ELEVATION OF CAR. METHOD OF SUSPENDING THE TRUCKS. - Power from Rivers. An Esquimau Arrow. The Current Supplement., scientific american, 1902-01-25

THE EFFECT OF AIR PRESSURE ON ANIMAL LIFE. TITS FOR SHOWING THE EFFECTS OF COMP RESSED AIR. Fig. AIR. 2.- APPR ATUS FOR SHOWING THE EFFECTS OF OXYGEN AND, scientific american, 1874-07-11

New Invention., scientific american, 1872-03-02

THE FOURTH VANDERBILT CUP AUTOMOBILE RACE. Filling the fuel tank of the Isotta in front of the grand stand. The Long Island motor parkway which formed half the course. The crowd of cars at the grand stand. two Knox cars of 40 and 50 horse-power

A HORNED COCKEREL. BY EDWIN G. DEXTER. A DEVICE FOR FASTENING NUTS. DEVICE TO PREVENT THE UNSCREWING OF NUTS. RECENTLY PATENTED INVENTIONS. Railway Appliances. a door transom or window and the casing In such, scientific american, 1898-03-05

STRANGE SCIENTIFIC ANOMALIES AT THE NORTH POLE. BY JAMES ARTHUR. ARt B s.r. CAW ilki 0BI TIME AT THE POLE. 4An Opinion of the Scientific American Supplement., -1909-10-16

DESIGNS. TRADE MARKS. 9.0verfisentents. Inside Page each insertion - 75 cents a line Back Page each insertion61.00 a line ADAMANT WALL PLASTER ADAMANT MFG. CO. SYRACUSE N. Y. Patent Foot Power Machiner Complete Outfits. Foot and Power. SEBASTIAN

398 SCIENTIFIC AMERICAN. North American Antiquities. Electric Velocity. The Mint at Philadelphia. The best form for Compactness. Physical Endurance. Great Locomotives Flax and Flaxseed. Oregon. Foot Prints on the Grass. The Atmosphere. Color of the

E. V. BAILLARD Fox Bldg. Franklin Square New York. MODELS NOVELTIES & PATENTED ARTICLES VOLNEY W. MASON & CO. Friction Pulleys Clutches & Elevators PROVIDENCE R. I. CHICAGO MODEL WORK I Can Sell Your Real Estate 'THIS BEATS NEW JERSEY.' MACHINES

Burning of Rare Animals. The Scientific American. Appointment of Prof. S. P. Langley as Secretary of the Smithsonian Institution. Native Sheep of South America., 1887-12-03

MEASURING THE MECHANICAL EQUIVALENT OF HEAT. BY THE ENGLTSH CORRESPONDENT OF THE SCIENTIFIC AXERICAN. PROF. CALLENDAR'S APPARATUS FOR MEASURING THE MECHANICAL EQUIVALENT OF HEAT. HOW THE HEXER RIFLE IS FIRED., scientific american, 1905-08-19

Steam Road Rollers and Gas Pipes. Life in the Animal Kingdom. Knots Tied by Machinery. will be made to reach the south magnetic pole. THE INTERNATIONAL GEOLOGICAL CONGRESS AT ST. PETERSBURG AUGUST 1897., scientific american, 1896-07-18

TEN SHOTS IN ONE LOAD A Rapid Fire Gun in a Handful reloads. The pressure of a finger ejects the old magazine. There is never a last cartridge. Think what advantage this means over other types of fire-arms. Shot after shot can be poured into a mark

RECENTLY PATENTED INVENTIONS. Agricultural Implements. Engineering Improvements. Mechanical Devices. Railway Appliances. Miscellaneous Inventions. Designs. Business and Personal Wants. sary to give the number of the inquiry. MUNN L CO., scientific

Comparative Cost of Petroleum and Gas. MISCELLANEOUS SUMMARY. FOREIGN INTELLIGENCE., scientific american, 1864-05-21

scientific american, 1860-04-14

BULL TEASING IN THE ARENA OF ARLES. Nothing is Wasted In Paris., scientific american, 1894-09-01

PETROLEUM AS A FUEL FOR STEAM TRICYCLES. Mechanism of the Heart. The Length of a Step. The Management of Lamps. A NOVEL CLOCK. hours. A STEAK TRICYCLE HEATED WITH PETROLEUM. A NOVEL CLOCK., scientific american, 1886-12-18

THE SCIENTIFIC AMERICAN. 165, 59-09-10

NEW BOOKS AND PUBLICATIONS., scientific american, 1883-04-11

THE EVOLUTION OF IDEAS. THE PREVENTION OF VIRULENT DISEASES. Earthquakes and Volcanic Eruptions., scientific american, 1880-08-14

A SUBSTITUTE FOR GLASS IN PHOTOGRAPHY. NEW PHOTOGRAPHIC APPARATUS FOR MAKING NEGATIVES ON PAPER., scientific american, 1885-10-17

TWO IMPROVED CANDLESTICKS. NESSLE'S HYDRAULIC CANDLESTICK. AN IMPROVED WATER MOTOR. ERICSSON'S HOME. BY PROP. C. W. 31.iCCORD. COITRTRIGHT'S WATER MOTOR. ERICSSON IN HIS StUDY., scientific american, 1890-02-01

THE STAR BLACKSMITH'S HAND BLOWER. THE 'QUAKER CITY' GRINDING MILLS FOR CORN AND COBS GRAIN BONES ETC. STRAUB'S 'QUAKER CITY' DOUBLE GRINDING MILL. An English Trade Mark Case. STRAUB'S 'QUAKER CITY' SINGLE GRINDING MILL. IMPROVED GAS STOVE. BISBEE'S

scientific american, 1864-01-11

.32 and .35 Caliber Self-Loading Rifles describing all OW guns. WINCHESTER REPEATING ARMS CO. NEW HAVEN CONN. SIMPLE IN CONSTRUCTION FOR LET TYLES M 0 I DUST NEW YORK STANDARD CHRONOGRAPH Ask Your Jeweler About It. ELECTRIC RAILWAY No. 42 THE

A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES. Vol. XXXIIINo.18.1 MODERN BRITISH LOCOMOTIVES. A Skillfully Executed Job. A MODERN BRITISH LOCOMOTIVE., scientific american, 1875-10-30

NEW PAPERS ON Concrete Reinforced Concrete and Concrete Building Blocks Home Office NEWARK N. J. The Best Way to Save Money is The Costing - (or an average weekly saving of only 82c.) Paid for 20 Years Guarantees Life Insurance for $1000 for 20 Years

Inventions Patented in England by Americans. APPLICATIONS FOR EXTENSION OF PATENTS COMPOSITION FOR DESTROYING WORMS IN THE COTTON PLANTThoma, scientific american, 1871-01-11

BRITISH AND AMERICAN RAILWAY ACCIDENTS. EAST RIVER BRIDGE NUMBER FIVE. GREAT ECONOMY OF ELECTRIC TRACTION ON STEAM RAILROADS. OIL FUEL IN THE BRITISH NAVY., scientific american, 1908-04-11

LAUNCH OF THE ARMORED CRUISER ' SOUTH DAKOTA.' the upper deck. This armor is 5 inches in thickness paign. LAUNCH OF THE ARMORED CRUISER 'SOUTH DAKOTA' AT SAN FRANCISCO. ENGINES OF THE ARMORED CRUISER 'SOUTH DAKOTA., scientific american, 1904-09-03

SEPTEMBER T 1892. OLD CLOCKS. Fig. 2EXPLANATORY DIAGRAM American Railways. The New Cunard Steamers. Fig. IANCIENT CLOCK IN THE JAGELLONS LIBRARY AT CRACOW. Fig 4CLOCK DESCENDING ALONG A RACK., scientific american, 92-09-10

Zito af Nutriait 3, scientific american, 1866-11-03

GREAT CANDLE MANUFACTORY—DESCRIPTION OF THE OPERATIONS., scientific american, 1862-04-26

PATENTED CAR IMPROVEMENTS. THE MINES AND MINERALS OF INDIA. The Next Fair of the American Institute. Cincinnati Industrial Exposition., scientific american, 1874-07-18

THE LEHIGH EMERY WHEEL. LEHIGH VALLEY EMERY WHEEL CO. WEISPORT PENNA. SHEPARD'S CELEBRATED AIR COMPRESSORS & ROCK DRILLS. DELAMATER IRON WORKS Boiler Makers Engine Builders and Founders ESTABLISHED 18 4 1. THE DRIVEN WELL. WM. D. ANDREWS & BRO. 230

connectionWith the viaduct. The operation of moving the towerwas deficribed in our isSue of December 31 THE PARK AVENUE IMPROVEMENT IN NEW YORK CITY—MOVING THE MOTT HAVEN STATION., scientific american, 1894-05-12

PHOTOGRAPHS WITH TAPESTRY EFFECTS. BY GUSTAVE MICHAUD COSTA RICA STATE COLLEGE. Destruction of Hats by Virus. PHOTOGRAPH MADE IN THE USUAL WAY. The Manufacture of Buttons. PHOTOGRAPH WITH TAPESTRY EFFECTS., scientific american, 1908-03-21

AN IMPROVED AIR SHIP. 4 Chance for Inventive Genius. AN AIR SHIP WITH BALLOON DESIGNED TO BE READILY PROPELLED IN ANY DIRECTION. of the wind our illustration showing its position at a normal pressure of the wind or at a normal velocity of the air

Foot and Power SEBASTIAN LATHE COMPANY 44-46 Central Ave. Cincinnati 0. The Sebastian-May Co. LATHES 165 to 167 Highland Ave. SIDNEY 00. ISCE171%7V sib COI. Cat's free Deng F.BeattyWash'tou. N.J. FREE SITES TO SUBSTANTIAL MANUFACTURING ENTERPRISES

English Patents Issued to Americans. EXPORT EDITION. NOW READY. GENERAL TABLE OF CONTENTS Stripping Solution. INDEX OF INVENTIONS Letters Patent of the United States were Granted in the Week Ending AND EACH BEARING THAT DATE., scientific american,

THE DANGERS OF DINING. NEW COMPOUND FORMED IN ELECTRIC FURNACE., scientific american, 1905-03-11

The Mont Blanc Railway. A Curious Water Power. and specie. Lord Salisbury as a Man of Science. Spencer's Airship. proportion., scientific american, 1903-10-11

MAY I 1897. Simple Lawn Ornamentation. A NOVEL CHRONOPHOTOGRAPHIC CAMERA. SLOTTEDGARD DIAPHRA14IS RIBBON PHOTOGRAPHY— A NEW CAMERA. RIBBON PHOTOGRAPHY—EXPOSING AND PRINTING APPARATUS. NEGATIVE RIBBON PHOTOGRAPHY—DIAGRAM OF THE PRINTING DEVICE.,

ATENTS MUNN & COMPANY, scientific american, 64-10-15

COLD GALVANIZING. $3.50 DER JOHNSON SAFETY HAMMER REVOLVER IVER JOHNSON SAFETY HAMMERLESS REVOLVER Ld Rifle for We purchased ail the regula. tion Springfield Rifles from the ment and now offer them for sale at a tremendous sacrifice. In Perfect

INDEX OF INVENTIONS For which Letters Patent of the United States were Issued for the Week Ending flARCH 12 Igor AND EACH BEARING THAT DATE., scientific american, 1901-03-11

IMPROVED SADIRON. THE CENTENNIAL COMBINATION CULINARY APPARATUS. Steam as a Fire Extinguisher. HASENRIT TER S IMPROVED SADIRON. Look Out for the Sewing Machine Monopolists. A.nother Rival for Keely. The Germination of Seeds. From Norway. THE

a very intelligent manner. spent some time in the Portuguese island Fayal one of the Azores in speaking of the extreme indigence of the mass of the people says that he knew one old woman building in the upper part of the city for their exhibi tions

DOUBLE-ACTING BUCKET PLUNGER STEAM PUMP. Lake Okeechobee. 7S DOUBLE-ACTING BUCKET PLUNGER STEAX One Hundred Miles an Hour. WEIGH, scientific american, 1873-08-09

How the Pyramids were Built. Protection from Lightning. COUNT LOUIS FRANCOIS DE POURTALES. RECENT INVENTIONS., scientific american, 1880-09-25

300 THE SCIENTIFIC AMERICAN., 1859-11-05

LARVA OF THE DEATH'S HEAD MOTH. THE SCORPION PLY. The Royal Society Soiree. Novel Steam Launch. render the application of an ordinary launch engine impossi ble—and at the suggestion of Messrs. Penn he decided t METAMORPHOSES OF THE SCORPION FLY.

Science Notes. Engineering Notes. Automobile News., scientific american, 01-09-14

Nebraska and the Sugar Beet Industry. $100000 for One-third of His Patent. Science Notes. Miscellaneous Notes and Receipts., scientific american, 1898-01-15

scientific american, 1875-08-07

NOTICE TO SUBSCRIBERS. RATES OF ADVERTISING. QUARTEMMASTER GENERAL'S °ERICH, scientific american, 1865-06-10

scientific american, 1859-08-06

for States and Counties and also machines for sale apply to WM. HAWKINS Patentee Milwaukie Wis. 1520 hi tent Planing Tongueing Grooving Ra beting and Moulding MachinesNinety-nine hun dredths of all the planed lumber used in our large cities and towns

WEEKLY. GENERAL VIEW OF FACTORY AND STORAGE BINS. THE EVAPORATORS. THE FILTER PRESSES--BEET WEIGHING SCALE AT THE REAR., scientific american, 1897-07-31

Ignition of Charge in Ordnance and Erosion. Signals for Power Moats. A New Type of Bullet. The Largest Cave In the West. THE LARGEST LOCOMOTIVE EVER CONSTRUCTED., scientific american, 1907-08-17

A NEW SUBMARINE BOAT. Optical Illusions. Fig. 3—THE GOUBET PARTIALLY SUBMERGED., scientific american, 1890-05-17

scientific american, 1882-05-11

scientific american, 1908-03-11

EXPLOSIVE COMPOUNDS FOR ENGINEERING PURPOSES. THE EFFECT OF LIGHT ON MINERAL OILS. India-rubber Soles for Boots and Shoes. India-rubber Tubing., scientific american, 1869-04-17

DIXON & CLOSE'S CARRIAGE GATE. Improved Gate for Carriage Ways. Machine for Spreading Cement on Flexible Fabrics. Bath for Tempering Steel. Petroleum in the U. S. Navy. PULTE'S CEMENT-SPREADING .MACHINE., scientific american, 1867-05-25

TO CORRESPONDENTS. To our Correspondents. Patent Claims. Back Volumes Scientific American. Important Notice to us AD Terms of Advertifing. Patent Office. AMERICAN AND FOREIGN PATENT AGENCY. A LIST OF VALUABLE SCIENTIFIC AND MECHANICAL BOOKS pin HE

4 NEW HOUSEHOLD INVENTIONS. 40 NEW AGRICULTURAL INVENTIONS. NEW WOODWORKING AND HOUSE AND CARRIAGE BUILDING INVENTIONS. NEW MISCELLANEOUS INVENTIONS., scientific american, 1876-10-11

2 A Shower of Meat. Singing I n Chinese., scientific american, 1876-03-25

PENCILS PROPOSALS. SUPPLY of 150000 tons of steel rails and other Permanent Way Materials New Smith Wales. J. H. YOUNGT HEThe Most Popular Scientific Paper in the World Only 153.0 a Year. Including Postage. Weekly-5'2 N timbers a Year. Wittilding

LITERARIC NOTICES. LIST OP PATENTS. The Destruction of the Solar System. New Cotton sition. How to keep the Western Waters al ways Navigable. Ranktt's Architect. American Elechanics. Substitute for the Potatoe. A. New Cheat., scientific american,

BARREL :MACHINERY. E. & B. HOLMES 3FIMMMEINCTON Standard Typewriter. Wyckoff Seamans S6 Benedict 339 BROADWAY NEW YORK. J. MEANS & CO. 43 Lincoln St. BOWL EMIL SHOE':!. CONGRESS Mention this paper. ARTESIAN PlerceWellExcavatorCo. New York.

Antidotes to Arsenic. Keep Your Mouth Shut. New Disease among Wool Sorters. 46 4V. Street Cars Propelled by Compressed Air. ROOF LINED WITH MINERAL WOOL., scientific american, 1878-05-04

Plant Labels. AN IMPROVED REID REST. ANDERSON & HOPE'S HEAD REST. A LUMINOUS KEYHOLE ESCUTCHEON. FISH'S KEYHOLE ESCUTCHEON. The Epidemic of Influenza in St. Petersburg. A New Water Power Developing Device. AN IMPROVED FEED BAG. MONFORT'S FEED BAG.,

LYMAN'S TRIGONOMETER. HORIZONTAL SECTION OF AMALGAMATOR. The Poplar as a Lightning Conductor. THE PARIS EXHIBITION. American Export of Agricultural Machinery. Dangers from Impure Potassium Iodide. LYDIAN'S TRIGONODIETER., scientific american,

Scientific American DIPLODOCITS: THE GREATEST OF ALL EARTHLY CREATURES., 1907-06-15

scientific american, 1861-10-19

Improved Bush for Mill-Stones. Painting Window Shades. Multiplying Gearing. Attaching Hubs to Axles. Improved Seed Planter. Improved Ox Yoke. Bending of Iron Pipes Figure 2., scientific american, 1852-04-10

Entered at the Post Office of New York N Y. as Second Class Matter. Copyright 1897 by NItiiin lt Co- Vol. LXXVIINo.Fig. 1. HOW TO BUILD A SMALL ALTERNATING CURRENT DYNAMO WITHOUT CASTINGS. BY NEVIL MONROE HOPKINS. (Continued on page 165.) A ROME-MADE

THE CYCLONE OF MARCH 26 27 AND 28. MAP OF LOUISVILLE SHOWING PATH OF STORM. (The V-shaped figure near middle of map includes the district shown on the front page.) DESTRUCTION AT ST. JOHN'S EPISCOPAL CHURCH FRONTING BAXTER PARK(From a Photograph by

RECENTLY PATENTED INVENTIONS. Enkineering. Electrical. Miscellaneous., scientific american, 1898-02-11

1641 and 1642 B. F. Lake describes simply and thoroughly how a five horse power gas engine can be built at home. Com plete working drawings are published 361 Broadway New York The Scientific American Cyclopedia of Receipts Notes and Queries REVISED

Science Notes. can be obtained Electrical Notes. data., scientific american, 1900-05-05

COMMUNICATIONS RECEIVED. [OFFICIAL. INDEX OF INVENTIONS FOB WHICH Letters Patent of the United States were Granted in the Week ending March 23 1875, scientific american, 1875-04-24

RECENT AMERICAN PATENTS. 4 INTERESTING ENGLISH ;PATENTS. Quicksilver.-Row to Test it and Detect Adulteration., scientific american, 64--12

RUBBER BELTING PACKING HOSE. VULCANIZED RUBBER FABRICS For Mechanical Purposes. 49.1r Mir alma lEC c es; 43 A SPECIALTY. RUBBER MATS RUBBER MATTINC AND STAIR TREADS. NEW YORK BELTING & PACKING CO. 15 PARK ROW N. Y. -:0: BY THE SAME AUTHOR. HENRY

ENGLISH GOLDSMITHS' WORK FOR THE CHICAG EXHIBITION. VIENNA AND CHINA IN JUXTAPOSITION. we are much indebted for our illustration. THE COLUMBIAN SHIELD FOR THE CHICAGO EXHIBITION. CLOCK FOR THE CHICAG EXHIBITION. SHAKSPERIAN CASKET FOR THE CHICAG

THE HASSLER OCEANIC EXPLORATION. USES OF GLASS IN ARCHITECTURAL DECORATION ETC A WORD ABOUT REPAIRS. BOORS FOR MECHANICS. SCIENTIFIC INTELLIGENCE., scientific american, 1871-11-25

THE ADVOCATE OF INDUSTRY AND JOURNAL OF SCIENTIFIC MECHANICAL AND OTHER IMPROVEMENTS. VOLUME 6. NEW-YORK. MAY 3 1851. [NUMBER 33. CHAPMAN'S SPIRAL PADDLE WHEEL.Figure 1. THE Scientific American PUBLISHED WEEKLY TERMS-42 a-year.61 in advance and the

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