A report on the first relay communications satellite January 14, 1963 NASA FACTS supplement to NASA FACTS: RELAY G-12-62 public domain us govt. printing...
English applies to jurisdiction: United States of America determination method: work of the federal government of the United States...
work is in the public domain because it was published in the United States between 1929 and 1963, and although there may or may not have been a copyright...
