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Heinkel H.E. 50 Commercial Seaplane: Winner of the 1926 German Seaplane Contest at Warnemünde
Year:
1927
Document Type:
N/A
Series:
NACA Aircraft Circulars
Report Number:
NACA-AC-38
Link:
https://digital.library.unt.edu/ark:/67531/metadc65030/
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