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VESSELS MADE FROM QUARTZ AND SOME OF THEIR USES BY PROF. JOHN TROWBRIDGE. AN HYGIENIC STREET-SWEEPING MACHINE. A MECHANICAL STREET CLEANER. Fig. 1NEEDLE-LIKE PIECES OF AMORPHOUS SILICA AND THE TUBES BUILT UP FROM THEM. Fig. 2SPECTRUM TUBES MADE FROM

FALL OF AN ELEVATOR AT THE TRACT SOCIETY BUILDING NEW YORK. TRACT SOCIETY ELEVATOR SHOWING GOVERNOR AND ROPES. PLAN VIEW OF SAFETY CLUTCHES ON THE ELEVATOR CAR. The Wellman Polar Expedition. Possibilities of Trade with Central Africa., scientific

Classified Advertisements necessary to give the number of the inquiry. BUSINESS OPPORTUNITIES. PATENTS FOR SALE. HELP WANTED. AGENTS WANTED. SITUATIONS WANTED. AUTOMOBILES. TYPEWRITERS. REAL ESTATE. PHOTOGRAPHY. LISTS OF MANUFACTURERS., scientific

POPE BMWS HanuflIcturers Steam Super-Heaters Niagara SteamPumpWorks No. 23 Adams Street BROOKLYN N. Y. Portland Cement HARTFORD Inspection & Insurance COMPANY. J. B. Ritm Sea BOLT CUTTERS. NON-COMBUSTIBLE STEAM BOILER & PIPE COVERING WHIPPLE'S

IS GLUCOSE WHOLESOKE CHEAP POSTAGE AT LAST AND POSTAL NOTES IN ADDITION. LONG DISTANCE TELEPHONING. 4 48. Flying Foxes in Australia. Cheap Black Ink. CURIOSITIES OF THE RAILWAY CENSUS. Important Tax Reductions., scientific american, 83-03-17

256 Arizona Coal. No. 261 BROADWAY NEW YORK. TERMS FOR THE SCIENTIFIC AMERICAN. The Scientific American Supplement Contents. THE GREAT BRIDGE ALMOST COMPLETED. RELATIVE COSTS OF STREET LIGHTING BY ELECTRICITY MAKING A DRILL CHUCK., 1883-04-28

Telephone in Sweden. UNITED STATES LEGATION AT PEKING. A New Photographic Plate. A Traveling Central Station. PROBLEMS OF THE CHI NESE CAMPAIGN. WITAR VES AT TIEN-TSIN—BASE OF SUPPLIES OF AMERICAN ARMY., scientific american, 1900-08-25

No. 361 BROADWAY NEW YORK. 0. D. MUNN. A. E. BEACH. TERMS FOR THE SCIENTIFIC AMERICAN. l'be Scientific American Supplement Scientific. American Export Edition. REMOVAL. Contents. THE SCIENTIFIC AMERICAN SUPPLEMENT N. 449 For the Week ending August 9

SCIENTIFIC AMERICAN No. 361 Broa.dwe.v. New York WARSHIP CONSTRUCTION IN GOVERNMENT YARDS THE CHALLENGE CUP MOTOR-BOAT CONTEST. WATER VERSUS STEAD! POWER., 1904-10-01

THE ADVOCATE OF INDUSTRY AND JOURNAL OF SCIENTIFIC MECHANICAL AND OTHER IMPROVEMENTS. 4 IMPROVEMENT IN OSCILLATING ENGINES. At 128 Fulton Street. N. Y. (sun Buildings.) BY MUNN at COMPANY.Improvement in Oscillating Engines., scientific american,

DIE ENGRAVING SINKING AND MULTIPLYING. BY J. NEWTON OF THE ROYAL MINT., scientific american, 64-10-01

THE SCIENTIFIC AMERICAN. 73 IdlINN & COMPANY Editors and Proprietors. PUBLISHED WEEKLY At No. 37 Park-row (Park Building) New York. NEW AMERICAN CLOCKS. ATMOSPHERIC ELECTRICITY, 1860-07-28

scientific american, 1874-08-08

A Year's Passengers to New York. lows: The Current Supplement. E. Nipher. 'Learning to Drive a Motor Carriage' by Hiram Percy Maxim. 'The English Regalia' 'The Working of Long Submarine Cables' and 'The Psy Miscellaneous Notes and Receipts.

NEW and 2d-HAND MANUFACTURERS OF OF ALL DESCRIPTIONS -NJ'. URNHAM'S NEW TURB INE WATERWHEEL '‘ aCIRESS.V'. 44CP Claverack College and Hudson River Institute Machinery. OTIS_ BROS. dc CO. ROPER HOT AIR V Machinery Cold Rolled Shafting. Sturtevant

The Scientific American Supplement Scientific American Export Edition. Contents. THE SCIENTIFIC AMERICAN SUPPLEMENT 370 For the Week ending March 171883. SALE OF PATENTED MACHINES BY SHERIFF. EXPER'r TESTIMONY. THE RED SPOT ON JUPITER. SAFETY AT SEA

INCANDESCENT GAS LAMP WITH SELF - GENERATED FORCED DRAFT. The Thermopile Which Generates the Current for the Electric Fan. Successful Cultivation of Mexican Pearls Carried On In Lower California. The Lamp Gives a Light of 1300 C. P. and Section

Giants and Dwarfs. Mr. AV. Crookes on Diamonds. d . The Sterilization of Water. A Simple Fire Extinguisher. RECENTLY PATENTED INVENTIONS. Hallway Appliances. Electrical. Bicycles Etc. Mechanical. given any desired angle to drill a hole at an

THE PEERLESS PORTABLE STEAM ENGINE. BELL'S IMPROVED STEAM HAMMER. THE PEERLESS PORTABLE STEAM ENGINE. IMPROVED STEAM HAMMER. +F1 1I1P The Eclipse of the Sun. MECHANICAL INVENTIONS. The New Industrial Art School., scientific american, 1880-01-31

TELEGRAPH COMPANY Capital. $3000000 Par Value $10.00 per Share Progress Made in One Week Every Contract Is An Asset Think It Over DE FOREST WIRELESS TELEGRAPH COMPANY 86 Wall Street New York BDISON MPG. CO. 83 Cha.mbers Street BICYCLE TIRES &

Expose an Immense Heated Surface. Fourteen Years of Test. Universally satisfactory Send for 'Our Furnace Book.' Philadelphia and Chicag This is an improvement over all other chucks of its class and is fully guaranteed. DIAM. HOLDS PRICE No. $6.50

IMPROVED HAND CART. Feeding Marine Boilers. DUNN'S IMPROVED VINE RAKE. each side of the ridge to be cleared. The beam is placed directly over the top of said ridge with the teeth on the sides of the drill at base of the vines. As the team advances

TO CORRESPONDENTS. Destructive Fires. Shok eel an Earthquake. Coal and Gold. Mrs. Fry's Rules. Drinking in the dark. Pictorial National Library. New Project for Reporting. Soda Manufacture. A Characteristic Present. Wagons weighing two tons have

ELEVATORS 35 Park Row. New York 9.0vertissements. Inside Page each insertion - 73 cents a line Back Page each insertion81.00 a line. RUBBER BELTING MALTESE CROSS RED STRIP and MOHAWK brands of RUBBER BELTING. THE GUTTA PERCHA AND RUBBER MFG. CO.

AUGUST 2 1879.1 THE SUN A SOURCE OF POWER. BY S. P. LANGLEY ALLEGHENY OBSERVATORY PA. THE PYRHELIOHETER. ERICSSON'S SOLAR CALORIC ENGINE., scientific american, 1879-08-02

IMPROVEMENTS IN SPARK COIL CONSTRUCTION. AN IMPROVED SPARK COIL. DETAILS OF THE SPARK COIL. Elastic Supports for Machines. VIBRATIONLESS ELECTRIC LIGHT SETS FOR YACHTS. the present show. .4E1 0 WI DIRECT-CONNECTED ELECTRIC-CURRENT GENERATING SET FOR

CIENTIFW The Queensboro cantilever bridge opened for service March 80th 1909. Building the stuspended roadway of the Manhattan bridge., scientific american, -1909-04-10

42 Artificial Eyes. Testing Purified Wool Fat. The Philadelphia Exposition. The Storage of Eggs., scientific american, 1899-01-21

scientific american, 1857-06-13

Intensifying Platt notype Prints. BY Z. J. WALL 2P.R.P.S. Langley. Aerodrome. observatory. Science Notes., scientific american, 1896-05-23

402 SCIENTIFIC AMERICAN Collision on Lake Huron. Water Power. Cunard Line for New York. Baggage Car Destroyed by Fire. A Dark Clause. Steamboat Collision. Lowell. Mathematical Problems. Cruelty to Animals. Black Engineers. New England Chesnatt. Water

Trees in French Cities. Iron Cinder Paint. into a bin and there allowed to sweat. This chemical Rubber Varnish. BY RALPH W. GRAY. Hot Water for Hemorrhage. A Three 'Thousand Foot Well. is $800000., scientific american, 1892-12-10

The Weather and Disease. 101/ Preparation of Table Sirups. BY HORACE E. HORTON. The Process of Gold Beating. The Chicago Drainage Canal. of a current therein., scientific american, 1895-11-09

liminess and Personal Wants. every case it is necessary to give tem number of the inquiry. MUNN & CO. SCIENTIFIC AMERICAN GLOBE INCUBATORS C. C. SHOEMAKER Nickel Plate Road Again Selling Colonist Tickets to the Pacific Coast. How To Increase and

the cheapest but under a twelve foot head if you have sufficient water you can drive one run of stones and a saw easily either with a breast or turbine wheel. The with the breast wheel. It will take ten horse-power to drive one run of stones and the

scientific american, 64-07-16

Automobile Notes. View Near Culebra Cut Showing Character of Quarters Furnished Employees by the Commission. PRESENT CONDITIONS AT PANAMA. Dam at Camancho for Drinking Water Supply. The Current Supplement., scientific american, 1906-12-01

CAPEWELL HORSE NAILS FOR ENGINEERS AND FIREMEN. IIAND-BOOK OF THE LOCOMOTIVE. 1012 Walnut Street Philadelphia. LAUNCHES .ts' HOUSE BOATS. OVERMAN WHEEL CO. BOSTON. NEW YORK. PHILADELPHIA. CHICAGO. DETROIT. SAN FRANCISCO. DENVER. Forged Woocl Screw

scientific american, 1869-05-08

WANTED A SITUATION. Cigar Box Lumber MANUFACTURED by our NEW PATENT PROCESS. The Best in the World. SPANISI-1 CEI:)Art MALIOGAINTY C)P7A. GEO. W. READ & CO. 186 to 200 Lewis Street N. Y. PORTER MANUF'G CO. Paris .1878 Anstralia1877 Phila. . .1876

every Household. in every Library. 500 pagesOctavo. Handsomely Bound. Many Engrav ings. Price $2. Sent by mall to all parts of the country on receipt of the price. A liberal discount to the trade end to can vassers. For sale at all the principal

RECENTLY PATENTED INVENTIONS. Agricultural Implements. Rallway-Appliances. Miscellaneous Inventions. 'Ziusinesss an 'Werzonal. INDEX OF INVENTIONS For which Letters Patent of the United States were issued for the Week Ending NOVEBER 21 1899.,

scientific american, 1882-11-25

SPEAKING TELEPHONES. THE CHERICAN BELL TELEPHONE COMPANY wears the yoke that passes around the seat moves away from the seat in proportion to the wear of the Disk thus causing a uniform wear of the Disk until said Disk is completely worn out.

springs thereby giving ample time for the current t act to its fullest extent. It is perhaps unnecessary for us to enlarge upon to any one who will examine it after acquiring a mode rate knowledge of other systems of rapid telegraphy. TEMPERATURE OF

ELECTRIC POWER DEVELOPMENTS AT NIAGARA FALLSIL, scientific american, 1905-10-21

Manufacture of Rails and:Armor Plates. Reducing Silver froml Old Baths. English Patent Law Reform. How to make Steel from Scrap Iron., scientific american, 1861-10-05

A CRATE FOR SHIPPING FRUITS VEGETABLES ETC. COLVILLE'S RETURN CRATE. TWICK'S COMBINED LAND ROLLER AND CLOD CRUSHER. A SPRING FOR LUMBER WAGONS. EDELMANN'S VEHICLE SPRING. Gold and Silver in the Arts. AN ADMSTABLE AUTOMATIC OIL CUP. MAHAN &

4I 4. THE FIRE TELEGRAPH. RAPIDITY OF THE SERVICE. LOSSES BY FIRE. No. of Ares. Lou. Is the Interior of the Earth Solid or Fluid ?, scientific american, 1871-04-01

scientific american, 1859-11-26

Steel Castings COLUMBIA BICYCLES AND TRICYCLES. FRICTION WATCHMAKERS. MONS 'ASIESIFOI HARRIS-CORLISS ENCINE Send for copy Engineer's and Steam User's Manual. By .1. W. Hill M.E. Price $1.25. War NATHAN MANUFACTUR INC COMPANY ALAND PATENT BLOWER CO.

THERMOSTATIC APPARATUS FOR CONTROLLING VALVES. toi.e A NEW FLOUR BOLT. Purifying Calcareous Water. The Machinery Exhibit. The Sonorous Qualities of Metals. Painless Extinction of Animal Life. The Cost of Big Guns. FOR CONTROLLING VALVES. THERMOSTATIC

Laughlin. Insist on MFG. CO. Block The The lights not ble Unlike ELECTRIC OF ASIA' LAMP Every One Guaranteed. CONTRACT CO. EDISON - -„.0: : RECORDS GENUINE EDISON PHONOGRAPHS Money. STEEL e. 8. ail r. WARDED MARS °ROUGH INSPECTIONS, scientific

ELECTRIC POWER APPARATUS FOR EVERY VARIETY OF MECHANICAL WORK SAFE SURE RELIABLE. ESTIMATES FURNISHED. SEND FOR CATALOGUES. THOMSON-HOUSTON MOTOR CO. GATES ROCK & ORE BREAKER CATES IRON WORKS HENRY CAREY BAIRD & CO. Industrial Publishers Booksellers

TWO NEW OPTICAL ILLUSIONS. Restoring Burnt Steel. A Question of Steamship Models. Cocaine Hydrochlorate. Fig. 2THE WOMAN WITHOUT A BODY., scientific american, 1884-11-15

NEW AGRICULTURAL INVENTIONS. NEW HOUSEHOLD INVENTIONS. NEW WOODWORKING AND HOUSE AND CARRIAGE BUILDING INVENTIONS., scientific american, 1877-11-11

Patent Legislation. THE MUMMY CATS OF BENI HASSAN. AN IMPROVED CANE MILL. HAT TON'S CANE MILL. Indiana Gas Lands. A Water Route from Alabama to Pittsburg. AN IMPROVED CAR BRAKE. Proposed Swiss Mountain Railway. BRUNQUEST'S CAR BRAKE. MUMMY CATS

scientific american, 1899-04-01

35000 miles while the standard bearings judging from the past twelve months' experience will run with safety 100000 miles or more and with much less liability of heating as we have several cars running with standard axles and have not York and Harlem

Singular Explosion of a Boller. The Laborer is Worthy of his Hire. Clairvoyance. City of Hudson. Verdict of a Railroad Collision. Working Classes of Prance. Nothing like Big Words. Inhalation of Medicinal Vapors. Turpentine for Poison. Marriage.

Now NEW MEXIC ITS NATURAL WEALTH. ON A PROBABLE CONNECTION BETWEEN THE RESIST ANCE OF SHIPS AND THEIR MEAN DEPTH OF IM MERSION. 410. CHEMICAL NOMENCLA CURE. TRANSPORTATION OF CATTLEREID'S PATENT CATTLE WAGONS., scientific american, 1868-11-11

Automobiles PRICES Model K2 35-40 Ii. p. 4 cylinder $3000 Model M 16-18 h. p. 2 cylinder 1500 Model L 16-18 h. p. 2 cylinder 1350 HAYNES AUTOMOBILE CO. Kokom Ind. Fuel Consumption Reduced 319 Washington Street Buffal N. Y. Valuable Scientific Papers

Injurious Insects Killed by Fungi. The Cause and Prevention of Apple Rot. 41r TADPOLES. TADPOLES IN DIFFERENT STAGES OF DEVELOPMENT., scientific american, 1879-11-29

AUGUST 17 1901. THE WHITE STAR LINER 'CELTIC.' Electrical Fire-Damp Indicator. Compressed Air for Pumping 0 Wells. Dome of St. Paul's Cathedral Damaged. ticularly harmful., scientific american, 1901-08-17

How to Tine Glue., scientific american, 1888-06-16

AN IMPROVED SAD IRON. A FEED WATER HEATER AND PURIFIER. The Law of Trade Marks. 'mat SAinyez BELL'S FEED WATER HEATER AND PURIFIER. Petroleum as Fuel for Steamships., scientific american, 1894-03-31

The Industrial Uses of Sodium Silicate. New Double Deck Screw Ferry Boats. AN IMPROVED POTATO PLANTER. STURDY'S POTATO PLANTER. Are Americans a Practical People? Ruthenium Red. OPPENHEIMER'S ROOF DRYING FRAME., scientific american, 1893-06-03

312 SCIENTIFIC AMERICAN. THE ART OP PAINTING. Method of supporting Trees. MINIATURE PAINTING. MECHANICAL MOVEMENTS. Rectilinear Motion. To Give Tin the Whiteness and Brilli ancy of Silver. India Rubber Arm. SCIENTIFIC AMERICAN: BY MUNN at COMPANY.

scientific american, 1906-04-21

SOME MORE ELECTRICAL DEVICES FOR THE HOUSEHOLD. Ow The Use of Wireless Telegraphy for Determining Longitude. SOME MORE ELECTRICAL DEVICES FOR THE HOUSEHOLD., scientific american, 1907-01-26

A Siphon Water Ram A Flying :Machine. A Sliding Face Plate. Curious Apples. its kind. Trees of the greening apple Drawing as an Educator. and the suggestion deserves consideration.' Lacing Belts. PROPOSED FLYING MACHINE. New Galvanic Batteries.,

The Moon. The Railway Mileage of the World. The Ivanhoe Tunnel. Wyoming's Soda Lakes., scientific american, 1894-08-11

1 British Patent Documents. ROEAUGH'S LITTLE GIANT PUMP., scientific american, 77-03-17

cases still standing to show what they once have been. yard which was partially burned a year ago by the gaging Fort McRae. The houses are mostly small wooden structures and were formerly occupied by the clear up the yard. A few families have now

Graduating Plane Stock. Improved Self-guiding Gage. A Patent Sold for a Large Sum. EVANS'S PATENT GRADUATING CIRCULAR PLANE STOCK., scientific american, 1865-12-16

scientific american, 1878-11-23

BREWERS' STEAM BOILING APPARATUS—Adolph STEERING APPARATUS OF STEAM CARRIAGES—Ed AUTOMATIC LUBRICATOR FOR It. R. CAR AXLES MARKING TIME OF ATTENDANCE OF WORKMEN—B. RE-ISSUES. ADDITIONAL IMPROVEMENTS., scientific american, 1857-08-22

THE MANUFACTURE OF OIL-CLOTH. AutomobileN ewe., scientific american, 1901-12-07

Presence of Mind in Ap plying an Antidote. HOISTING AND WINDING ENGINES. Welding the Ends of Railroad Rails. ends of two rails rested on the same sleeper and after An Accident on a Chicago Cable Road. had caught in the grip. At the collision the grip

A STREET RAILWAY IMPROVEMENT WANTED. A NEW DODGE. HOW TO BUILD A WINDMILL. SCIENTIFIC AND PRACTICAL INFORMATION. The Clark Revolving Shutter., scientific american, 1875-04-17

Stenography; Book-keeping; English Branches; Method. of PRICESPEISSE SUNART PHOTO CO.RIAVEM-iTiks.Tr7y. The Berkefeld Filter MUNN & CO. PUBLISHERS 361 BROADWAY NEW YORK. ineritan. MORAN FLEXIBLE JOINT NICKEL Brass Band ELECTRICAL MACHINERY BARGAINS

BT G. P. LANGLEY ALLEGHENY OBSEEVATOBY PA.G REGION OF TOTAL ECLIPSE JULY 29. 1878. EARTH 'ECLIPSE ENCAMPMENT., scientific american, 1878-07-27

THE ELECTRIC HEATING OF THE GENERATING STA TION OF THE NIAGARA FALLS POWER COMPANY. ELECTRIC HEATERS USED AT NIAGARA Internal Rays. GENERATING STATION OF THE NIAGARA FALLS POWER COMPANY SHOWING THE ELECTRIC HEATERS, scientific american, 1897-05-01

Projection Apparatus Photo-Micr free. PARKER STEARNS & SUTTON 226 South St. NewYork The New England Watch Co. Scented Camphor Substitute Chemical Camphor Pure White. Recrystallized. In One Pound Packages. 2 POUNDS BY MAIL 30 CENTS THEODORE METCALF

use and giving satisfaction. The other system require much change such as a new plug an same battery or by a small dynamo. We ad ginning at the battery. See that the battery is cleaned and given a fresh charge and test nect the coil and test it in

The amount for each Collins' ves sel by the above account for 20 voyages is gave the information that only 20 voyages were to be performed yearly for $383000? This would be a fat job indeed and would pay well. How foolish to get 5 steamships built

Liquid Specula for Astronomical Purposes. A Solution of the Lock Problem Upon the Panama Canal. The Current Supplement., scientific american, 1906-12-29

New Tests for Milk. ROOTS' BLOWER FOR MINE VENTILATIONFig. 5., scientific american, 1877-10-20

Peat as a Fuel. New Plan for a Gas Engine. Petroleum in Central New York. Holes in Glass. Glycerine for Gas Meters. Pump Freezing. The Telegraph and the Weather. 'Atlantic Monthly.”, scientific american, 1865-02-11

scientific american, 1885-0

scientific american, 1860-11-17

scientific american, 1870-10-11

THE CATASTROPHE IN BROX. Spider Farming. Zinc Plate for Lithographic Printing., scientific american, 1895-08-31

Journal., scientific american, 1908-12-12

THE MINERAL RESOURCES OF MISSOURI. SCIENTIFIC INTELLIGENCE. Unpleasant Discovery in the Patent OffIce Levyg ing Black Mail. NEW BOORS AND PUBLICATIONS., scientific american, 1871-03-18

Business and Personal Wants. frounjey' NA.'6103.-IFOr -diners 'Of h y d raul I o NEW BOOKS MC. DIE MECHANISCHEN VORRICHTUNGEN DER CHEMISCH - TECHNISCHEN BETRIEBE. INDEX OF INVENTIONS For which Letters Patent of the United States were Issued for the

scientific american, 1865-03-25

At No.37 Park Row (Park Building). New York., scientific american, 1863-04-11

FEBRUARY 6 1886. THE BIG BEND TUNNEL IN BUTTE COUNTY CALIFORNIA. English Patents in 1885. 4014W The Tehuantepec Ship Railway., scientific american, 1886-02-06

Velocipedes $3. WOOD TABER & MORSE Eaton Madison Co. N. Y. PORTABLE AND AGRICULTURAL Steam Engines THE PAYNE AUTOMATIC ENCINF B. W. J'A'NE & SONS. INJECTOR HARRIS CORLISS ENGINE Manual. By J. W. Hill M.E. Price $1.25. THE BRIDGEPORT WOOD FINISHING C

search results: Art clear search