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In page Philip G. Hubbard:

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Hubbard graduated there in 1939 from North High School in Des Moines. He was active in band, orchestra, chorus, biology club, freshman football, and was in the National Honor Society. By the time he graduated from high school, he had saved $252.50 for college by shining shoes for 15 cents per pair at the Savery Hotel in Des Moines.