Egg Scale
Pic EGG DC 9

A-B-C Egg scale, USA, marked "Patent No 226712?" ( 1941 ) Black painted sheet metal beam, red painted base. The egg sockets are marked with the weight in oz for a dozen. Unequal arm type. A similar scale was marked by Standard Egg Scales, Vancouver, Canada. 10,5" long. Also made by more and fewer holes for the eggs. 

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