Vintage Scientific Testing Equipment
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Antique Gamewell Fire Alarm Telegraph Bell Relay4 days LeftKELVIN'S PATENT ELECTROSTATIC VOLT METER Late 19th Century Height 17.5". Base 13" x 6.5".Mar 12, 2026Discret (Diskret) Typewriter, 1899Mar 14, 2026Table-Top Series Stereo Viewer (4.5 x 10.7), c. 1910Mar 14, 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, 2026Automatic Morse Code Transmitter, c. 1880Mar 14, 2026Negretti & Zambra Weather Station, c. 1880Mar 14, 2026Groos & Graf Wall Telephone M 1900, c. 1902Mar 14, 2026Stereo Viewer "Le Taxiphote Simplifié" with Algeria Slides, c. 1910Mar 14, 2026PROFS. AYRTON & PERRY'S SECHOMETER London, Late 19th Century Height 5.5". Width 12". Depth 7.25"Mar 12, 2026Antique Thomas Edison Cylinder Phonograph Amberola Model 30. Very Good Condition. See pics.Chicago Lock & Safe Co Bank Vault Time Lock Mechanism4 days LeftBank Vault Time Lock4 days Left 
