My 1919 production 1903 Pocket Hammer in .38 ACP : r/Colt
Colt's 1903 Pocket Hammerless Type I, II, and III variations - YouTube
A Colt model 1903 Pocket Hammer Automatic Pistol, cal..38 rimless, no. 26649. Mirror-like bore, barrel length 4 1/2". Manufactured in 1911. 7-shot. On both sides of slide standard inscription as from 1908.
Colt Model 1903 Pocket Hammerless Semi-Automatic Pistol | Rock Island Auction