Photograph of an aerial view of the North American Aviation Inc. factory in Los Angeles, 1910-1940. The large rectangular building can be seen at center. it has no windows, and tables with umbrellas can be seen in a courtyard in the foreground. Automobiles can be seen in a crowded parking lot int he foreground at left, and another parking lot is visible across the street in the background. In the background at right, Douglas Skyray fighter planes can be seen lined up at an airport. Photo from North American Aviation Inc. public relations library.