Title: "Combat Squadrons of the Air Force, World War II"

http://books.google.com/books?vid=ISBN0405121946

1653

http://books.google.com/books?vid=ISBN9780405121944

http://320thbg.org/history_decimo.html

https://worldcat.org/oclc/72556

https://worldcat.org/oclc/9018678

http://books.google.com/books?vid=ISBN0892010975

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