Category:John F. Hayford
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|Date of birth||19 May 1868|
|Date of death||10 March 1925|
|Country of citizenship|
|Field of work|
Main Wikipedia article: John Fillmore Hayford.
Media in category "John F. Hayford"
The following 9 files are in this category, out of 9 total.
- First Meeting of the NACA 1915 - GPN-2000-001571.jpg 2,959 × 2,160; 3.28 MB
- John Fillmore Hayford.JPG 1,313 × 1,910; 443 KB
- National Advisory Committee for Aeronautics Meeting - GPN-2000-001705.jpg 2,994 × 1,950; 2.7 MB