Headquarters, Marine Corps, Washington DC, F4B-3 A8911.
F4B-1A modified for use by the Assistant Secretary of the Navy. That man, David C. Ingalls, was the Navy’s sole WW1 ace. This aircraft was painted navy blue.
A8134, an F4B-1. Photo taken at Naval Air Reserve Base Seattle.
F4B-3 from NAS Anacostia visits Mitchel Field, NY.