Vintage 1968 C-5 Aircraft Test Team Baseball Cap Size 7 1/4 To 7 3/8.

Vintage 1968 C-5 Aircraft Test Team Baseball Cap Size 7 1/4 To 7 3/8. Developed in 1960s. The C-5 Galaxy made its first flight on June 30th 1968. The Lockheed C-5 Galaxy is a large military transport aircraft designed and built by Lockheed. It provides the United States Air Force (USAF) with a heavy intercontinental-range strategic airlift capability, one that can carry outsized and oversized loads, including all air-certifiable cargo. The C-5 is among the largest military aircraft in the world.