Condign volumes 1 to 3

Internet Archive · 258 pages · text by OCR, confidence 98%

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UNCLASSIFIED RESTRICTED Length (m) Diameter (m) Height (m)[1] Skyship P600 59 16 20 USA 17 5.5 6.77 USA 39 10 - USA 25 8 - USA 67.5 16.7 20.2 COLT 34 12.5 - UK 30 11 - GERMANY 68 14 - TABLE 1 EXAMPLE BALLOON DIMENSIONS Note [1] Including Gondola 15-2 UNCLASSIFIED RESTRICTED

Cited by

Project Condign: the MoD's secret study of Unidentified Aerial Phenomena in the UK Air Defence Region 2000
UK Ministry of Defence UFO Files Released to The National Archives, 2008 to 2013 2008

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Document, cited by the archive. The PDF is mirrored here; the original link is under it. The text was read from the page images by an OCR model (mean confidence 98%); expect the odd misread word. 258 pages are in the text index: search them above, or from the library's search.