$86.63

Negretti And Zambra Pocket Short Term Weather Forecaster Barometer With Box

$390

Circassia Niox Vero 12-1000 Airway Inflammation Monitor w/ Case & Charger

$22

Vintage Kimax Conical Graduated Glass Beaker Apothecary Pharmacy 2oz Footed

$14.25

Vtg Midget Adding Machine 1950's "Calculator" w/ directions and case S

$249.99

Early Beckman Model G pH Meter Serial 3178 National Technical Labs Wood Case Vtg

$74.99

Leeds & Northrup Potentiometer No.7651 Precision Voltage Measurement w/wood case

$125

HP 48G CALCULATOR HP48G - VERY GOOD Condition - 32K Ram

$995

Antique Siemens Bros Electrodynamometer Electrical Meter London Scientific

$39.99

Vintage Cenco Central Scientific Co Cast Iron Balance Scale

$22

Vintage 6.5" Glass Hydrometer - Baume Scale for Heavy Liquids - ANTIQUE RARE

$19.95

Curta Calculator Poster, New Black & White, 24 1/2" x 16"

$42.9

Small Round Lab Stand Base + Accessories Steam Punk Art