$24.99

Embroidered Quote Old Accountants Never Die...Sharp Calculator, 1982

$40.4

Antique Sikes T.O. Blake Hydrometer

$75

ANTIQUE SLIDE RULE - MANNHEIM ACU-MATH NO. 500

$33.67

Vintage CROMPTON PARKINSON Laboratory Galvanometer No 1738807

$20.2

2X Pathfinder 3 In 1 Map Measure, Compass, Pencil, Boxed J Lizars label HXG14

$222.21

Weston D.C. Milliammeter Model 1 No.39271 – 1924 Antique in Case – Rare Find

$16.03

Simpson Model 128 01 Milliamperes Panel Meter in Box

$140

Spectra-Physics 454 Cavity Dumper Driver

$39.95

Vintage Leeds Northrup Galvanometer Scientific Instrument

$199

Wind direction wind speed calculation sheet Nippon Electric Instrument, Inc.

$44.95

RESISTOR POWER 375 OHMS 1.1 AMP CENCO Central Scientific Co. RHEOSTAT

$37.25

Clay Adams DISSECTING SET in BIOCASE Excellent Condition! Complete? VINTAGE!