Uncle Sam Needs Your Scrap - NARA - 533975

Ideas For Uncle Sam - NARA - 534197

Ideas For Uncle Sam - NARA - 534197

"Conserve and You Serve Uncle Sam" - NARA - 514076

Uncle Sam needs that extra shovelful LCCN2002722569

Uncle Sam Has Enough - DPLA - b41bceb601b26525666ebad11860f03f

Uncle Sam (4092500319)

Uncle Sam Wants Your Ideas^ Keep 'Em Firing - NARA - 534244

Join Now^ Make 'Em Say "Uncle" for Uncle Sam - NARA - 534060

Uncle Sam (5892650025)

Uncle Sam "I Want Your Data" (19393001480)

Uncle Sam "I Want Your Data" (18958406254)

Uncle Sam wants you! - DPLA - edc126577fa4b9782c8df690565f3179