Talk:Tupolev SB
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Data quoted from http://www.aviation.ru/Tu/#ANT-40 by the owner of aviation.ru
"Was given to the production plant as an etalon." What is an etalon in this context? -FZ 20:08, 16 Jun 2005 (UTC)
Categories: Start-Class aircraft articles | Aviation articles with incomplete B-Class checklists | WikiProject Aircraft articles | Start-Class aviation articles | WikiProject Aviation articles | Unassessed Russian history articles | Unknown-importance Russian history articles | Military history articles with incomplete B-Class checklists | Start-Class military history articles

