Physical Apparatus and Instruments

Catalog F. Central Scientific Co. No copyright date printed. LR IMPORTANT: Before bidding, please read the terms and conditions. When you registered for the auction you agreed to these terms and will

'Electrotherapeutical Devices, Physical Instruments and More, c. 1900-20 1) Appareil d'Induction Volta Faradique, manufacturer A. Gaiffe à Paris, with induction coil, acid battery and accessories in

2 Large Physical Demonstration Instruments, c. 1880 1) "Electrical Egg", for the demonstration of an electrical discharge between two electrodes in a near vacuum, original lacquered brass, height 25 i

5 Physical Demonstration Instruments, c. 1920 1) "Mammoth" X-ray air-cooling tube with regeneration device, made by Cuthbert Andrews, England, length 20 in. - 2) Crookes cathode ray tube, for demonstr

4 Physical Demonstration Instruments 1) Tesla generator, 6 in. primary coil, 2 in. secondary coil, with spark gap, pillar 33 ½ in. high. - 2) Wimshurst's electrostatic machine, 2 Leyden jars, 2 plast

2 Physical Demonstration Instruments, c. 1900 1) Aluminum plate electrometer by A. Pichler's Wwe, Vienna. Brass, height 10 ½ in. - And: 2) Ohmmeter by Chauvin & Arnoix, Paris. No. 696, in wood c

Group of Scientific Instruments Physical demonstration models and others: 5 various Crookes cathode ray tubes, 1 x-ray tube (defective), 15 glass valves, 4 stands, 3 Leyden jars, 2 glass tubes with me

Very unusual detailed wicker design with makers "Celluloid tag" reads "C. W. & R. M. Bowen Co. Static machines, X-ray outfits & Physical Therapeutic apparatus, Providence R.I." (*Listed on the Smithso

Includes 30+ catalogs, inserts, instructions and manuals for C.H.Stoelting, Lafayette Instrument, Marietta Apparatus Co., Central Scientific Co., General Radio, Hunter Manufacturing, Miranda, Premier

Special Apparatus "Ondographe Hospitalier", 1902 Instrument for autographically recording wave forms of varying currents, especially rapidly varying alternating currents. Developed by Édouard Ho

Two items for one money. First item: 19c eye doctor instrument, signed LeKnott Apparatus Co., Pat Feb 20 1906, scientific supplies Boston, Mass. Dimensions: w :5.5 in. x h :7.5 in. Second item: Stromb

Scientific Instruments, 1880 onwards 1) Spectral apparatus after Bunsen, unmarked, with 3 telescopes (slit, scale and observation tube), on cast-iron tripod, height 16 ½ in. - 2) Polarisation/-sa

High-Voltage Apparatus after Tesla, c. 1980 Large physical demonstration model, with spark gap, height 23 in. Hochspannungsapparat nach Tesla, um 1980 Großes physikalisches Demonstrationsmodell, m

4 Interesting Physical Demonstration Models, c. 1900 1) Ebert's phosphorescent lamp with 2 electrodes. – 2) Crookes' apparatus for experiments on radiant matter. – 3) Crookes' radiometer. – And:

4 Physical Demonstration Models, c. 1910 1) Reflection and refraction apparatus by "Max Kohl, Chemnitz". – 2) Filament lamp on wooden stand. – 3) Voltmeter by "Radiguet à Paris", brass. – And:

Antique Homo-flux Violet Ray Quack Medical Quackery Apparatus. 12 Inches x 9 x 4.5 H. Glass Instruments Light Up!

Mfg. by Wheelco Instruments Co. Dimensions: 8.00 " W x 11.00 " H x 5.00 "D; 

A RARE EARLY 19TH CENTURY ENGLISH SCIENTIFIC TIN CASED CELLESTIAL INSTRUMENT by Joseph Smith of London. 10.5 cm diameter. Note: A number of scientific apparatus are known to bear Joseph Smiths Signatu

Astronomical instrument dating to ancient times. Measures 4" wide and marked VMBRA RECTA with a crest having star, sun, and moon.It serves as a star chart and physical model of visible heavenly bodies

Vintage measuring device for surface tensions, etc. Iron and other metals. Labeled Central Scientific Co. Laboratory Apparatus, Chicago. 12" x 8" x 8 1/2".

This lot contains a pair of World War 2 era Sextant instruments. One was made by Kelvin & Wilfrid O White Company and was inspected by The National Physical Laboratory on March 20th, 1944. The sextant

H:27cm W:9cm Wt:1030g

These are Han Dynasty silver and bronze set of four figures playing instruments. It is rare to find a complete set of Han bronze musicians.

Paper manuscript of 160 pp. numbered plus some white at the end, 160 x 202 mm., written by a single hand, with diagrams, drawings, tables, moving parts, schemes, mostly watercolored, datable to around