Current status of the U.S. earth satellite program for the International Geophysical Year
By: R. W. Porter.
Contributors: Institute of the Aeronautical Sciences (U.S.)
Publisher: Institute of the Aeronautical Sciences
Published: 1957
Place of publication: New York
Number of pages: 20
Notes: Preprint, no. 726.

Source: Presented at the 25th Annual Meeting, January 28-31, 1957