$25.52

Tisco A0NN10670A Ammeter Gauge

$63.2

1941 Slide-Wire Potentiometer Pyrometer Service Co. Gauge Testing Tool

$9.99

Baume Scale Hydrometer for Heavy Liquids 60ºF with Original box

$488.77

Antique ADIX Model 4 Mechanical Calculator - Pallweber & Bordt - c.1910 - Boxed

$30

U.S.A. Standard Testing Sieve No. 200 -75 Micrometer / .0029inches Newark w/base

$2.99

United Scientific Supplies Plane Mirror Strip 4”x4” For Laboratory Use MSG4X4

$31.04

VINTAGE ANTIQUE RECORD MINOR INSULATION TESTER EQUIPMENT

$26.99

Vintage German Eschenbach Pocket Map Measure Opisometer KM Two Sided & Case

$20.24

Texas Instruments Datamath Vintage Calculator LED Display

$15

Muldivo Mentor Instruction Manual Mechanical pinwheel calculating machine

$29.73

HEATONS READY RECKONER Antique Calculator Tables Inscribed 1883 Vintage HB

$200

Vintage Pyrex Double Tough Glass Industrial Pipe CURVED "Elbow" Lab Hardware