Electrotherapeutical Devices, Physical Instruments and

'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

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

'2 Electrotherapeutical Devices by Gustave Trouvé, c. 1880 Appareil Trouvé, Fabricant à Paris, Marque de Fabrique ?????a (Eureka). 1) Large device, with galvanometer, acid battery in the base, size

A Filar Suspended Measuring Device/Instrument by Hartmann and Braun, Frankfurt, Germany, Late 19th/Early 20th Century. H: 11 1/2 W: 12 1/2 D: 11 ins. Proceeds to benefit the Case Western Reserve Unive

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

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

Nice pair Edwardian painted satinwood bergeres, Early 20th c., England, caned seats and sides, the frames decorated with Neo-Classical devices, musical instruments and figural reserves, 38.5"h x 27"w

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

5 Radio Engineering Measuring Devices 4 instruments by Schwachstromtechnik AG (SAG), Zurich. 1) Tone frequency-generator, model A1110, c. 1948. – 2) Amplifier voltmeter, model A2111, c. 1948. – 3)

Scientific Devices and Measuring Instruments 1) Mirror galvanometer, c. 1918, Siemens & Halske, moving coil system for general laboratory purposes, removable top, height 15 in. - 2) Tangent bussole, c

The Tycos London pocket barometer altimeter for Hughes Owens Canada in red leather case used by explorers and mountaineers circa late 19th century is offered here with an early 20th century Keuffel &

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

one lot.

This device is set inside a box with interior workings including two blown glass instruments, an application device, and knobs meant to direct current. The application device is connected via cloth-wr

Collection of Physical Demonstration Models and Technical Devices 1) Carbon arc lamp, demonstration model by John Browning, London, original lacquered brass, 2 graphite electrodes, one height-adjustab

Europe, probably United Kingdom, ca. 1800 to 1850 CE. This is a trio of 19th century medical devices, They are all fleams, handheld instruments for blood letting, made of horn, metal, and shell. Size

Round marquetry inlaid tilt top table, the top with burl center inlaid with sprays of flowers and musical instruments, with a band of geometric devices around the border, on a cast iron and wood adjus

Surgical Instruments, Sutures etc, a staphylorraphy suturing device by Francisco Chenel, Spanish, late 19th century, gold-plated, ebony handle with reel of silver wire, various hollow needles etc in f

A vintage medical instrument called the "Singing rheotome". This device would be used to create interruptions in an electrical current to create vibrations that would "sing". Dr. Hutchinson introduced

19th century. The group includes four various instruments which are quite interesting. One handled device marked “G. Riemann N-York†another is housed in its original box.

3 Antique measuring devices, wrought iron, painted wood, please see images for detail, unsure about the use of these instruments

Group of 3 Old Medical Instruments. One manufactured by Elliott Bros, London, and one is a light cautery. Tallest is 13"h x 9"w x 7"d. Condition - untested, overall wear, needs cleaning

Including opisometers and other measuring devices.