$450

vintage LEEDS & NORTHRUP CO. 2420D light beam galvanometer

$49.81

Vintage AVO Light Meter Model 2 Photographic Exposure Meter With Case

$19.95

10 Assorted CENCO Educational Laboratory Demonstration Oddball Gadgets

$52

Cenco No.3620 Heavy Triple Beam Apothecary Balance Scale w/ Porcelain Tray 1110g

$47.13

c1900 Brass Glass Magnifying Tool for Cotton Thread Counting Warp & Weft #JM2

$24

Fearns Time Clerk's Calculator Circular

$47.07

Vintage steel pressure gauge - BUDENBERG old industrial dial

$29.61

vintage panel meter, Voltage & Power dBm, made by Hewlett Packard.

$20.19

Eaglemoss Build a Solar System. Orrery. Issue 44 New And Sealed.

$26.93

Vintage Lucus Amp Meter (H)

$10.1

Vintage AEI Velometer

$26.93

ECOBRA Precision Quick Release Compass for Circles up to 360mm. 2 Knee Joints 4m