Bright’s Bell Acoustic Telegraph Sounder

Bright’s Bell Acoustic Telegraph Sounder, 1855 Starting bid: € 1.800 | Estimate: € 3.000 – 5.000 Invented by Charles Bright, with 2 sounders, galvanometer and double relays, in mahogany superstructure, 15 x 10 x 13 in. -Note: This type of device was used...

Set of Ten Astronomical Magic Lantern Slides

Set of Ten Astronomical Magic Lantern Slides Starting bid: € 800 | Estimate: € 1.400 – 2.400 Krüss, Hamburg. Hand-painted rackwork slides in mahogany frames, 4 x 6 ¼ in., one embossed “Krüss Hamburg”, but all from the same series, numbered A (eight...

Kalliope No. 145 Disc Musical Box

Kalliope No. 145 Disc Musical Box with 55 Discs, c. 1900 Starting bid: € 6.800 | Estimate: € 8.000 – 10.000 Manufactured by Kalliope Musikwerke, Leipzig, for 22 5/8 in. discs, originally coin-operated, with 145 teeth in four combs (complete), extra-wide bass...

L.M. Ericsson Model AC200 Skeleton Telephone

L.M. Ericsson Model AC200 Skeleton Telephone, 1892 Starting bid: € 2.200 | Estimate: € 3.000 – 4.000 Rare version with transverse cradle and handset, 2 cranks, marked “L.M. Ericsson & Co, Stockholm”, complete with lightning protection,...