. "United States. Air Force--Historiography"@en . . . _:bnode9authoritiessubjectssh85140577 . _:bnode9authoritiessubjectssh85140577 . _:bnode9authoritiessubjectssh85140577 . _:bnode9authoritiessubjectssh85140577 "Library of Congress, Network Development and MARC Standards Office" . _:bnode9authoritiessubjectssh85140577 "1986-02-11T00:00:00"^^ . _:bnode9authoritiessubjectssh85140577 "new"^^ .