. . . . . "Brookings Report" . . . . . . . . . . . . "250" . . . . . . . . . . . . . . . . . . . . . . . . "1960-12-01" . . . . . . . . . . . . "Proposed Studies on the Implications of Peaceful Space Activities for Human Affairs" . . . . . . "Brookings Report" . . . . . . . . . . . . . . . .