10 Vintage aviation postcards

Vintage aviation postcards of planes, 10 total, all blank. Not sure of their age but they appear to be from the '50s or earlier! Postcards include military planes from the US Navy and US Air Force. Could be awesome framed! Postcards measure 5 5/16" long (a little over 5.25") and 3 5/16" tall (a little over 3.25"). Please note first card (top left) has small marking on back. Postcards are yellowed consistent with age. Questions? Please comment below!