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An assessment of lighter than air technology : the report of the Multi-agency Workshop on Lighter Than Air : Monterey California, September 9-13, 1974
(Cambridge, Mass. : Flight Transportation Laboratory, Massachusetts Institute of Technology, 1974, 1974)
Summary: This document is a draft report of the Workshops' output - The Working Group Reports. It is for your review and comment which should be returned to me by January 1, 1975. With those comments and criticisms in hand, ...