a poster with instructions on how to use a scrap rubber

Title: America needs your scrap rubber Description: Four images with captions: (1) "A Gas Mask requires 1.11 pounds of rubber," (2) "A Life Raft requires 17 to 100 pounds of rubber," (3) "A Scout Car requires 306 pounds of rubber," (4) "A Heavy Bomber requires 1,825 pounds of rubber." Sponsor: United States. War Production Board Date: 1942 https://www.digitalcommonwealth.org/search/commonwealth:ft848t47q