Sulfanilamide shaker - Quick view
Sulfanilamide shaker. Unopened 5 grams shaker package in its envelope. Medical Department item nr. 91211. Produced by Hynson, Westcott & Dunning Inc. The patent number 1972995 on the flap dates to 1934 and is for the special Quick-Serve envelope. As found in various First Aid and Survival...