$22

Vintage Urinometer Hydrometer 0–60 SG @77°F w/ Glass Tube & Cork

$27.05

Eaglemoss Build a Solar System. Orrery. Issue 10 New And Sealed.

$110

Vintage 4 Piece Scientific Equipment Lot Stereoscope Wheatstone Bridge Leeds B&L

$45

Vintage Aristo No 99k Slide Rule Made In Germany

$108.24

Antique Brass Pocket Compass c1900 Vintage Navigation Instrument

$11.5

Scientific Vintage PSL Specific Gravity Glass Hydrometer 1100 - 1200

$81.19

Vintage Everett Edgcumbe London Atcotrol Timer Type 305 Working 240v

$67.66

Vintage Keuffel&Esser Co polyphase Slide Rule

$15

Westemp Model P No. 117 Temperature Device- Not Tested

$60.8

York S1-33103655000 Return/Supply Temperature Sensor/Probe

$16.24

5 vintage calculators 

$39.97

MK-61 Scientific Desk Calculator Electronica Vintage Soviet Ussr