Help document Doc's Images so they can be more accessible to human readers and search engines.
Entry for March 26, 1942:
Doc reports that Fred Barstow tested the night aerial flash unit on the night of 25 March. A diagram of the lamp circuit is sketched on this page. (JB)
night aerial photography
Page start date:
March 25, 1942
Page type: diagram, notes
Be the first to comment on this page!