Vintage Sinclair Cambridge Scientific Calculator in case untested

Vintage Weston Model 210 DC Microammeter - Antique Wood Case - Untested

Vintage KWD-808 II Multi-Purpose Health Device Great Wall Brand Untested/read

Vintage GRIFFIN & George Laboratory Galvanometer K6A17/0.50(53)

Vintage Griffin & George Resistance Box No 17739 – For Repair

Vintage Pyrometer 98766 In Original Leather Travel Case Untested

Vintage GRIFFIN & George Laboratory Galvanometer

Vintage Laboratory Standard Voltmeter Model S.66 12" Scale Wooden case. Untested