Abstract The John and Alan Blum Northwest Aviation Collection consists of visual and textual materials related to the lives and careers of John and Alan Blum. John founded the Northwest Air Service Company and Alan served as President after his brother died in a plane crash in 1931.

Abstract Born in Scotland, John Cook (1899-) was a mechanic who worked on the engines that powered the Douglas World Cruisers that completed the first circumnavigation of the globe by air. Cook also served in the military for thirty-six years and later was a Quality Control Inspector for the Air Force Aircraft program at Boeing. The collection contains photographs, slides, and textual materials primarily related to his time at Boeing as well as some photographs and documents related to his contribution...