60 years ago today, on 14 May 1964, PC-1638-class submarine chaser USS PC-1640 was launched by Gunderson Brothers Corp. Portland, OR
She was transferred to Turkey on 18 July 1965 at San Diego, CA as TCP Yarhisar (P-113)
Now a MuseumShip at the Gölcük Naval Base, Kocaeli, Turkey
