$19

Vintage Copper Chemistry Ring Top Boiler Water Bath

$52

Antique Cast Iron Armillary Sphere Instrument

$202.01

Antique Victorian Brass Student Field Drum Microscope with Lenses and Box

$95

Antique Telegraph Key Morse Code Signal Electric Mfg. Co Menominee, Mich

$49.99

Vintage Oster Scientific Jr. Massage Instrument Works New In Box

$87.54

6 Antique Twaddell Hydrometers Made by Griffin, Original Case, all different

$801.29

Very Rare Antique Brass Saxton Elliott Bros Water Current Flow Meter Gauge Boxed

$195

Antique Queen & Co. Philadelphia D'Arsonval Galvanometer

$25

Collection of 5 Oniscus sp. (Woodlouse) Microscope Slides

$19.99

Vintage H. Tinsley & Co. Ltd Galvanometer Type 4500H # 82659 BOX#19

$19.45

Smart Digital Voltmeter: Wrist Multimeter for High-Altitude Repair

$6531.5

Very large binocular microscope in case with accessories.