$900

Antique Wood Cased THWING Potentiometer Test unit

$75.99

Antique Tycos Rochester NY Anemometer Air Velocity Meter Vintage Analog

$531.95

Scarce 18th Century Bronze Nest of Weights

$250

Antique Optical Viewer Stereoscope Carl Müller Vienna c1880 RARE

$22.22

Wrist-Mounted Portable Multimeter: Digital Voltmeter for High-Altitude Repair

$68.5

Antique Cast Iron Hand Crank Dairy Farm Milk Cream Centrifuge Tester w Clamp

$88.5

Vintage Meters Lot of (6) Weston Tektronix Phastron J-B-T Steampunk Crafts

$53.87

20x Optical Doublet Objective Lens Plano Convex Refractor Mixed Lot -B32

$606.02

Rare. c1840, R. Hawthorn Civil Engineers/Locomotive Slide Rule, Boxwood. (A365)

$150

19thc THOMSON INDICATING WATT METER w Orig BOX by GENERAL ELECTRIC

$40.39

Barometer Original Short and Mason London Solid Wood Glass Made in England

$19.99

Vintage Midland Panel mount 1.5" square Milliamp Meter Made in Japan