SIGMA II-64 Fact Book

• Date: 1964 August 25
• Creator/Contributor: Van Arsdall, C. J. Jr. [Author]

SIGMA I-64 List of Participants

• Date: 1964
• Creator/Contributor: Van Arsdall, C. J. Jr. [Author]

SIGMA II-64 List of Participants

• Date: 1964
• Creator/Contributor: Van Arsdall, C. J. Jr. [Author]

SIGMA II-65 Final Report Memorandum

• Date: 1965
• Creator/Contributor: Van Arsdall, C. J. Jr. [Author]