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N94245 @ SZP - 1949 A. B. Hagglund & (und) Soner Bucker BU 181 Bestmann, Walter LOM 332B  inverted in-line 4 cylinder V-engine 140 Hp or 160 Hp when supercharger engaged, Aerobatic with inverted fuel & oil systems capable of upside-down flight. One of just TWO flying. - by Doug Robertson
Doug Robertson
@ SZP
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