$600

Post Office Standard Type B Relay 1920 / 1930's Museum Quality Rare

$24.58

Vintage Barometer & Thermometer - Used, Signs of Wear

$20

Hand Blown Vintage Saccharometer Temp 60° F

$97

Jewell Elec Instrument Co. Volt Meter Gauge Vintage 135 Steampunk Adjust 3 ,2pc

$1450

Huge Antique Frank Adam Electric Co. Double Knife Switch Electrical Panel Board

$517.9

Unique!!! Barometer Wooden Case, Art Nouveau, Darmstadt

$79.02

9932084 Gold-Farbene Magnifying Glass Polished Brass Handle 8x20, 4cm

$60

Antique US Custom House Distillers Hydrometer

$397.28

LATE GEORGIAN DARK GREEN SHAGREEN COVERED DRAWING CASE WITH CONTENTS c.1836

$74.1

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

$31.5

Cercacoppie CT 1 Telephone Signal Detector Siapi Electronic Vintage

$29

Jewelry and medical scales from the USSR period, 1955.