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Creators:
Hammer, William J. (William Joseph), 1858-1934 (electrical engineer)
Wright, Orville, 1871-1948
Dates:
July 17, 1913
Level:
item
Size:
1 Item (Ink on paper., 7.1" x 7.3")
Collection ID:
NMAH.AC.0069
Repository:
Archives Center, National Museum of American History

Acknowledgment for copies of "Chronolgy [sic] of Aviation." Photographic copy (?), cropped, marked 901.