Public domain
Employees at North American Aviation, Incorporated, assembling the cowling on Allison motors for the P-51 fighter planes, Inglewood, Calif.
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineEmployees at North American Aviation, Incorporated, assembling the cowling on Allison motors for the P-51 fighter planes, Inglewood, Calif.. 1939-01-01. Palmer, Alfred T.. FSA/OWI Color Photographs, Library of Congress. Public domain.