File:Chemical warfare poster, Alert America Convoy, 1952, by the Office of Civil and Defense Mobilization, from the Digital Commonwealth - commonwealth h128rr23j.jpg
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Size of this preview: 485 × 600 pixels. Other resolutions: 194 × 240 pixels | 388 × 480 pixels | 621 × 768 pixels | 828 × 1,024 pixels | 1,656 × 2,048 pixels | 3,916 × 4,843 pixels.
Original file (3,916 × 4,843 pixels, file size: 942 KB, MIME type: image/jpeg)