PHYSICAL APPARATUS (2)

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:

2 Physical Demonstration Models with 9 Geissler Tubes, c. 1910 1) Stand with turning star and 3 tubes with uranium spirals. – And: 2) Isolated stand with 6 tubes of different shape and color, 2 of t

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

2 Physical Demonstration Models, c. 1910 1) Crookes' radiant matter tube, height 16 ½ in. – And: 2) Winkelmann-type vacuum double bulb, 1 glass tip broken, height 15 ¾ in. 2 physikalische Demonstr

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

Art of Photography, 1854 onwards 1) Dr. G.C. Hermann Halleur, The Art of Photography, London, 1854, 108 pages. With description of the "Voigtländer apparatus" (Metallkamera). – And: 2) Thomas H. He

(2) Roseville pottery hanging planters, 8-1/2" dia handle to handle, (1) without hanging apparatus. Some surface scratches, (2) Flakes to handle of 1 on left, 1/4" ding to glaze in flower on pot right

Steven Pippin (British, b. 1960), Interactive Media (Sketch of Pin-hole Camera Apparatus), pencil and pen on two (2) sheets of paper, each unsigned, sheet (each): 10"h x 7"w, overall (with frame): 14.

6 Physical Demonstration Models, c. 1910 1) 2 Leyden jars, height 15 and 20 ½ in. – 2) Discharger, with 2 ebonite handles and hinge. – And: 3) 3 conductors on glass pillars, one by Robert Droste

5 Glass Tubes for Physical Experiments, c. 1910 1) Geissler tube, 2-part, 1 part with fluorescent liquid, length 16 ½ in. – 2) 2 Goldstein tubes, 1 by Leybold, length each 14 ½ in. – 3) Crooke

2 Dynamo-Electric Machines, c. 1910 Physical demonstration models, 1 by Masquellier, Anvers, handcrank-driven, cast-iron wheels, on wooden boards, heights 12 ½ in. and 16 ½ in. 2 dynamoelektrische M

Both the letter and the comic strip are framed. Mutt and Jeff 1963 comic strip. Framed under glass with letter. Comic strip title "Physical fitness program" with presentation. 5 1/2 x 19 inches. Overa

Group of Physical Demonstration Models, c. 1900 1) Wimshurst's influence machine, Trüb, Fierz & Cie., Zurich, height 14 ½ in., complete, rubber straps need to be renewed. - 2) 8 chromic acid

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

We have what appears to be a post World War 2 US Navy LARU (Lambertsen Amphibious Respiratory Apparatus) unit. In the 1957 US Navy diving manual one of these is shown in section 3.5.4 under closed cir

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

(New Zealand, 1947-2021). Color etching, signed lr, ed. AP, plate size: 13 1/3 x 17 1/2 in., framed. From the Philip and Lois Macht Estates, Baltimore, MD.

2.25" diameter, cloisonne

4 Physical Demonstration Tubes, c. 1910 1) Crookes tube, for demonstrating a magnetic altering the direction of radiant matter, length 13 1/3 in. – 2) Tubular magnet coil, height 10 1/5 in. – And:

A pair of figurines to include Ruth the Pirate Maid HN 2900 and The Pirate King HN 2901. Proceeds of this item will go to Sunshine Physical Therapy, a local nonprofit organization in Vero Beach, FL.

5.25" x 2.5"

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

Each item comes with a COA from us. Ask any and all questions before bidding. All framed items take 2 weeks for framing. We ship everyday. Once items is paid items usually ship within 4 days of paymen