From: Dictionary of American Fighting Ships
Herman S. Caswell
A former name retained.
(SP - 2311: t. 63; l. 82'9"; b. 17'7"; dr. 7'6"; s. 10 k.)
Herman S. Caswell, a passenger yacht, was built in 1878 at Noank, Conn.; acquired by the Navy from New York Sightseeing Yachts under a charter agreement on 8 October 1918; and placed in service, Ens. C. N. Allison, USNRF, in command. Assigned to the 3d Naval District, she performed patrol and harbor operations until 7 March 1919 when she was placed out of service and was returned to her owner.
Transcribed by Yves HUBERT (firstname.lastname@example.org)