$87.54

Rare Sinclair Cambridge Programmable Calculator. Working - see description

$113.4

Pyrex #3024 Single Metric Scale, Glass Graduated Cylinder Set - 3 Sizes -

$16

Vintage Kimble Glass NIB Hydrometer Alcohol Wine Beer Historical Moonshine Note

$89

Vintage Bendix Corporation Friez Instrument Division Model 594 Hygro-Thermograph

$17.95

Vintage Hudson Carry Case for Portable Lifesaver Unit - Medical Display or Use

$60.6

Cambridge Potentionmeter Type 44228 , Vintage Science Laboratory Instrument

$36

Vintage Model 825 Portable Watts Meter Unknown Brand LOC CAB

$67.32

Vintage Resistance Box, Philip Harris, Plug Key, Scientific Instrument

$75

Rare Vintage fotomedics cerviscope camera/case UNTESTED

$10.77

Vintage Shirley Institute Metric Converter For The Textile Industry 1971

$11.04

Texas Instruments TI-1100 Handheld Calculator

$16.95

Sharp Compet QS-2124 Calculator Solar Powered Large Tested & Works. H