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1940’s Hythergraph

$372.00

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Availability: 1 in stock

HYTHERGRAPH CIRCA 1940’s. MADE BY CARGOCAIRE.

This precision instrument is used to record the relative humidity and air temperature in the powder room and munitions holding areas. Prevents sweat damage as well as documents any moisture in the cargo areas.

British Patent # 501.200

10lbs

11.5” x 8.75” x 5.75”

For The Collector That Has Everything!

Weight 10 lbs
Dimensions 11.5 × 8.75 × 5.75 in