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The primary purpose of this AGARD report is to survey the results of studies, conducted over the last 15 years, to assess missions and vehicle concepts for mode

Preface: in the past few years there has been much discussion both In the United States and abroad of the ability of Lighter Than Air vehicles to meet future tr

This transcript from hearings before the Subcommittee on Science, Technology, and Space of the Committee on Commerce, Science and Transportation of the United S