Discover Our Collections


  • Tag > Digital item (remove)
  • Collection > National Security Files (remove)
  • Type > Text (remove)
  • Subject > Latin America (remove)

Limit your search

Tag Date Subject Type Collection Series Specific Item Type Time Period

1 results

Folder, "NSAM # 349: Development of the Frontiers of South America, 5/31/1966 [3 of 3]," National Security Action Memorandums, NSF, Box 8 (Item)
  • ratio - Technology deficient; meager resources for human subsistence Sources: Philip M. Hauser and Otis 0. Duncan (Editors). THE STUDY OF POPULATION: AN INVENTORY AND APPRAISAL. Uni·versity of Chicago Press, 1959, and Or. Wilbur Zelinsky . A PROLOGUE