Vintage Scientific Testing Equipment
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Antique Gamewell Fire Alarm Telegraph Bell Relay7 days LeftKELVIN'S PATENT ELECTROSTATIC VOLT METER Late 19th Century Height 17.5". Base 13" x 6.5".Mar 12, 2026F.E. BECKER & CO. EARTH INDUCTION DEVICE London, 19th Century Height 17.5". Width 20". Depth 8.5".Mar 12, 2026AUTOGRAPHIC SALES REGISTERING APPARATUS Late 19th Century Height 8.5". Width 7". Depth 10.75".Mar 12, 2026GAMEWELL CO. FIRE ALARM TELEGRAPH UPRIGHT CALL BELL New York and Newton, Massachusetts, Late 19thMar 12, 2026WESTERN ELECTRIC TANGENT GALVANOMETER NO. 26 Late 19th Centuy Height 9?.Mar 12, 2026Negretti & Zambra Weather Station, c. 1880Mar 14, 2026Stereo Viewer "Le Taxiphote Simplifié" with Algeria Slides, c. 1910Mar 14, 2026Groos & Graf Wall Telephone M 1900, c. 1902Mar 14, 2026Antique Thomas Edison Cylinder Phonograph Amberola Model 30. Very Good Condition. See pics.A Spring Activated Gong in Sealed Oak BoxMar 18, 2026Antique Mantel Clock with Cameo MotifAntique Coffee GrinderMar 07, 2026TOEPLER-HOLTZ ELECTROSTATIC GENERATOR Early 20th Century Height 23". Width 17". Depth approx. 9".Mar 12, 2026Stereo-Panorama Rekord Model I in 9 x 18 cm, 1910Mar 14, 2026COHERER WIRELESS RECEIVER BY A. KLIENIK Bonn, Germany, Late 19th/Early 20th Century Height 6.75".Mar 12, 2026 
