$67.34

#E Vintage CASELLA GLUCK Metal Cased Thermohygrograph

$438

Antique Hans Hartl Central Scientific Company Optical Disc & 6 Lenses 18"

$273.75

Antique James G. Biddle Siemans & Halske AC Precision Wattmeter Oak Lock Box

$33.67

Vintage Everett Edgcumbe 0-30 AC Milliamperes Type W.R.M.P No.653987 in Oak Box

$85

Antique Brass Field Microscope Mid 1800's Simple Style Wood Box Glass Len Intact

$45

Blow Fly Tongue Microscope Slide by J. T. Norman

$68.5

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

$49.95

Antique WATT VOLT METER RESEARCH CATALOGS USB Electric GE Weston Thomson Edison

$40.39

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

$336.68

Antique Microscope Archibald Young Edinburgh with extras

$21.55

Vintage Unipivot Cambridge Instrument

$35

Seagrape Coccoloba uvifera Microscope Slide