Large Induction Coil with Mercury Interrupter, c. 1910

Large Induction Coil with Mercury Interrupter, c. 1910 Coil length 19 5/8 in., spark length up to 9 7/8 in., on wood base, size 32 1/3 x 14 1/5 in. An impressive exhibition item! Großer Funkenindukto

Very Large Induction Coil by Max Kohl, c. 1915 Max Kohl, Chemnitz, Germany. Coil length 12 ¼ in., length of the spark gap approx. 6 in., with mercury and platinum interrupters and Ruhmkorff's commuta

Large Induction Coil According to Ruhmkorff, c. 1910 Manufactured by AEG, Berlin. For spark length up to 10 in., overall size 34 x 10 5/8 x 18 ¼ in., good original condition. Großer Funkeninduktor n

Large Induction Coil According to Ruhmkorff, c. 1910 Manufactured by Siemens & Halske. For spark length up to 6 in., with commutator, length of the coil 15 2/5 in., overall size 30 x 10 5/8 x 16 ½ in

'Large Induction Coil by Siemens & Halske, c. 1910 For "Gesellschaft für drahtlose Telegraphie", type RF ms2, 17 ¾ x 9 7/8 x 11 2/5 in. 'Großer Funkeninduktor von Siemens & Halske, um 1910 Für "Ge

Large 16-Inch Induction Coil According to Ruhmkorff, c. 1910 No. 997, manufacturer: "Watson & Sons (Electro-Medical) Ltd.", London, for spark lengths up to 16 in., overall size 34 x 13 1/3 x 18 ¼ in.

A Very Large Induction Coil, English, c.1900, unsigned the secondary coil with vulcanite separator and supported on wooden uprights, on large French polished mahogany base with brass lacquered termina

A Large Induction Coil, English, c.1890, with plaque for 'F. E. BECKER & CO 33-37 HATTON WALL LONDON', on a large French polished mahogany plinth base with Ruhmkorff switch large adjustable interrupte

Large "Nivoc" Laboratory Induction Coil, c. 1930 W. and J. George and Becker Limited, Birmingham and London. Coil length 13 in., length of the spark gap approx. 5 in., with Ruhmkorff's commutator, on

Large Induction Coil According to Ruhmkorff, c. 1900 No. 7934, manufactured by Fr. Klingelfuss & Co., Basel. Coil length 16 ½ in., Ø 8 ¾ in., on walnut base. Großer Funkeninduktor nach Ruhmkorff,

Large two-glass cylinder mercury pendulum, c. 1910. 45 inches long, each cylinder is 8 inches long.

2 Early Electric Motors, c. 1910 Unmarked, large coils, belt pulleys, on wooden bases, heights 9 ½ in. and 7 in. 2 frühe Elektromotoren, um 1910 Jeweils unbezeichnet, große Spulen, Riemenscheiben,

Wall Telephone by L.M. Ericsson, c. 1910 Stockholm, 3-part induction coil, double bell, lightning protection, walnut case, writing desk, tin battery cover. Wandtelephon von L.M. Ericsson, um 1910 Stoc

French Experiment Box for Demonstrating Electricity, c. 1910 Electricité, with 2 chromic acid cell batteries, induction coil, 2 Geissler tubes, magneto-electro motor with mount for tubes, 2 lamps

Telephone Switchboard, c. 1910 With plugs and flaps, five-part induction coil, crank, handset with speaking horn, and mahogany case, height 22 ½ in. Telephonzentrale, um 1910 Mit Stöpseln und Kl

English, c.1900, unsigned the secondary coil with vulcanite separator and supported on wooden uprights, on large French polished mahogany base with brass lacquered terminals, tall upright insulators t

Electric-Powered Mercury Interrupter, c. 1920 Manufactured by Watson, London. For operation of high-potential coils, with 2 or 4 interruptions per revolution, cast iron, height 13 in. Quecksilber-Unte

English Laboratory Induction Coil, c. 1900 James Morris, Bolton. Coil length 12 in., length of the spark gap approx. 4 in., with Ruhmkorff's commutator, on polished mahogany base, size 21 x 11 in. - T

A large credenza from Spain, Catalan, measures in length 75", has a width of 22.5" and a is 31" tall. Has a couple of scratches first one is top left and the 2nd is bottom right of about 1 foot. Super

Rotax Mercury-Jet Interrupter, c. 1920 Electricitäts-Gesellschaft Sanitas, Berlin. No. 4765, 220 volts, 2.400 rpm, with rotating mercury container, up to 230 interruptions per second, essential to ea

LARGE COURIER, C.1910. FULL COLOR COVERS WITH CONTENT ABOUT THE ANNUAL CELEBRATION. PRINTED BY ERIE LITHO. WEAR AS SHOWN.

An Unusual Induction Coil, English, c.1900, engraved on the coil, 'P HARRIS & Co. Ld. BIRMINGHAM', the coil mounted on a French polished mahogany plinth base with all lacquered brass fittings and term

Laboratory Induction Coil, English, c.1950, with lable for Griffin & George, on plinth base with spark gap to front, width 32cm

40" wide X 27" deep X 73 1/4" high. IMPORTANT: Before bidding, please read the terms and conditions. When you registered for the auction you agreed to these terms and will be required to comply with t