Aircraft Registration Number
MS-223: William F. Yeager Collection
1/4 right hand side of the Boeing Model 299Z, a civilian aircraft, in flight. Note on back "Boeing Model 299-Z, N5111N, used by Pratt and Whitney to test XT-34 turboprop engine."
Special Collections and Archives; Wright State University Libraries
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ms223_033_18_009; Boeing; 299Z; N5111N; Civilian; XT-34 turboprop engine; Pratt & Whitney