This set contains 708 documents, of which 83 date from the pre-1960 period, 130 from the 1960-1970 period, and 494 from the post-1970 period. One document is undated. Guide title: U.S. military uses of space, 1945-1991. It includes chronology, launch listing, glossaries, bibliography, catalog, names index, organizations index, and subject index.