$180

Antique Thomson Alternating Ammeter C T Ratio

$52.41

Netzschleifer Resistance Measuring Device JP20

$59.67

Lancets Pocket Watch With Leather Case Works

$86.18

Vintage S.P. & S. Co. Eyesaver Wooden Rulers - Pair, Made in USA, Pre-1930s

$23.29

45 Radio Cards From Around The World 1950 - 1970s

$261.17

Years 30 - Zeus - Indicator A Strung Original - Bakelite & Glass Dim 19X19

$26.99

VINTAGE Jewell Electrical Instrument Co Pattern 70 Direct Current Volt Meter

$60

Antique US Custom House Distillers Hydrometer

$369

Vintage Empire Laboratory Analytical Balance Scale w/ Case & Weights Germany

$74.25

Vintage Bakelite Magnifying Loupe Mautner Dresden c. 1970 Folding Handle & Frame

$60

Vintage Glass Gem Spirit Lamp

$60.75

SUNDO Vintage Folding Desk Thermometer