FIRST DAY OF ISSUE  INTERNATIONAL GEOPHYSICAL YEAR  1957-1958 3-cent Stamp with Official US Navy Photo: Little America, Operation Deepfreeze Issued at Chicago IL, May 31, 1958. FDC U.S. 3-cent stamp Commemorating International Geophysical Year. Block of 4 stamps. Postmarked Chicago IL, May 31, 1958 Please shop our ever expanding store! Be sure to add us to your favorites list! Thank you. Powered by Turbo Lister The free listing tool. List your items fast and easy and manage your active items.