$187.5

Vintage Stop-Rite Time Switch, The W.S. Tyler Company

$44.95

Vintage Fisher Scientific Company Scale 4030-1 Made In USA - Swanky Barn

$411.9

Antique Luopan Compass Feng Shui China Late 19th Century Wooden Instrument

$47.13

Vintage Brass Combined Pressure & Vacuum Dial And Pound Per Inch Pressure Dial

$26.93

Trough / Plane Table Compass in Phenolic / Bakelite Case HXG26

$83.5

In Box Hemisferium Humphrey Cole nocturnal Dial clock Nocturlabio W Instructions

$8.05

Halden Technical Series of Premier Drawing Instruments British Made Compose (b7)

$74

2x vintage temperature gauge old industrial dial thermometer - FREE DELIVERY

$44

Sparcom Pocket Profesional Owners Manual HP 48SX calculator

$14.89

Vintage Brookstone Opisometer Map Measurer Measuring Meter Made in Germany

$174.99

antique LEEDS & NORTHRUP Kohlrausch Slide Wire potentiometer radio museum unit

$6

Vintage Hamilton-Bell Co. Dissection Lab Kit 1960's