International Geophysical Year Block of Stamps

FIRST DAY OF ASCA MAY 31 9 AM 1957 1958 77 19577 LITTLE AMERICA-OPERATION DEE OFFICIAL U. S. NAVY PHOTO. Art Craft INTER NATHAL 1958 CBOPHYSICAL YEAR GEOPHYSICAL YEAR INTERNATIONAL GEOPHYSICAL YEAR 1957-58 2050 U.S. POSTAGE C booooodoodlest FIRST BAT INTERNATIONAL GEOPHYSICAL YEAR 1957-58 U.S. POSTAGE C INTERNATIONAL GEOPHYSICAL YEAR 1957-58 В насте $3c ССССССССССССССССС INTERNATIONAL GEOPHYSICAL YEAR FILT 1957-58 JUDSON S. LINDSEY 2309 W.OVERBROOK DR. PEORIA. ILL.