1943 Your Ore Packs A Punch!

Kirby, Rollin, 1875-1952. Your ore packs a punch!, poster, 1943; [Washington D.C.]. (https://digital.library.unt.edu/ark:/67531/metadc266/m1/1/: accessed August 3, 2026), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.