Group of Vacuum Tubes, c. 1915

Group of Vacuum Tubes, c. 1915 Physical demonstration models. 1) Geissler tube lighting up by friction, length 19 1/3 in. – And: 2) 10 various Geissler tubes, 2 of them liquid-filled, some uranium

Approx. 10 lbs untested radio tubes; most are 5-pin and 6-pin types common in the 1930's and 1940's. Unsorted. A cursory inspection of the top layer shows the following types: 41, 42, 75, 39, 27, 89,

Electro-Magnetic Motor for the Rotation of Geissler Tubes, c. 1915 Height 10 1/5 in., for tubes of up to 9 7/8 in. length, working motor. Elektromagnetischer Motor zur Rotation von Geißler'schen R�

Electro-Magnetic Motor with Rotating Geissler Tube, c. 1915 Physical demonstration model, height 9 7/8 in., tube length 10 1/5 in., good condition, untested. Elektromagnetischer Motor mit rotieren

Grouping of (3) vacuum tube amplifiers for parts or repair. The larger enclosed unit is a Bogen model CHB50. These very robust amps were sold to institutions in the 1960s and are great candidates for

A large grouping of early tubes in boxes, most appear to be in matching cartons - possibly NOS. Types include BH, 71A, 201A, and many more. A great grouping for radio repair or display. We are not abl

Largest is 9 inches

1922 1st Edition The A B C of Vacuum Tubes in Radio Reception by E. H. Lewis. This Book is in Excellent Condition as pictured. It does have some brown toning where the original owner inserted newspape

-GENERAL ELECTRIC C4340 CLOCK RADIO c.1958 -Mid Century Rose Pink 1959 General Electric Model C-4340 Vacuum Tube AM Clock Radio-PREOWNED CONDITION JT BTQ 01/10

Largest is 12 inches; lots of small ones

Large Geissler Tube with Uranium Glass Flower, c. 1915 Cold cathode gas discharge tube, lower part filled with colored fluid, on turned wooden base, overall height 19 1/3 in. Große Geißler'sche Rö

United States,Early 20th Century Group includes two Western Electric 216A tubes, one VT2, one 215A, two deForest Audion tubes, and one with illegible markings on stem. Largest 4 1/4" x 2 1/8",Glass, m

Group of Clockmaker's Tools in Cases, c. 1915 1) Small interference circle, brass, length 3 ½ in. - 2) Set of countersinks. - 3) Small centring and drilling tool, brass. - 4) Lathe with accessories,

We are not able to test or individually evaluate this lot. See photos for codes. Based on finish and packaging, they all seem to be new in box. Gold tube has a loose top cap and August 1941 stamp. Box

TRAY C1915 BRASS CHANDELIER W/GLASS TUBES 21"H X 4"SQ

Group of Early Triodes and other Electron Tubes, c. 1920 onwards Triodes: Ader, 2 x Metal TM, Philips, Philips E, Replica R70, Philips M and 2 unmarked tubes (silvered interior). – Other tubes: Blu

6 different Cripple Creek mining stocks in groups of 15 each. Issued-Golden Cycle, c. 1915. Portland Gold, c. 1912-21. Pharmacist Gold, c. 1912. Mary McKinney, c. 1907. Jerry Johnson Mining, c. 1900.

8 different Cripple Creek mining stocks in groups of 3, 24 total. Golden Cycle, c. 1915. Portland Gold, c. 1905-18. Pharmacist Gold, c. 1912. Anaconda Gold, c. 1899. Golden Cycle, c. 1934. Mary McKinn

Alexander, The Man Who Knows was the highest paid mystic/magician of the golden age of the 1910s & 1920s. Alexander often adorned himself in clothing inspired by the East, seen here in his turban. Ale

United States, Connecticut & Western Europe, Germany, ca. early 20th century CE. An early pair of blown glass X-ray tubes with different types of metal pieces inside and attached to the exterior- the

A group of six Roseville pottery. ++ A Roseville Donatello vase. Has a puttee holding a book, c. 1915-20. 6" x 2" diam. ++ ++ Roseville Gardenia Bookends. Impressed on bottom, "659." 5 1/2" x 5 1/4".

c. 1930 Pictorial Color Book Company, Inc Babys Book of Objects, c. 1916 Rosalie G. Mendel My Book of Ten Fishes, and C. 1915 The Saalfield Publishing Co. The Three Bears. Largest is 5.5x8 inches. Wea

AMERICAN FLY FISHING ROD, C. 1915, 4 PCS, L 34.5"American fly fishing rod. Having chrome and nickel plated fittings, handle L 34.5", butt L 34", 2 tip tops in brass capped tube L 34.5". In custom fitt

20 Stereo Slides (9 x 18) "Persons", c. 1915 Double-glass stereo slides 8,5 x 17 cm (nominal size 9 x 18), black and white, some hand-colored, motifs are persons in different groups. 20 Stereodias 9 x