The sixth USS Niagara (SP-136), later PY-9, was a United States Navy patrol vessel in commission from 1918 to 1931 and which served during World War I.
USS Niagara (SP-136)
Howard Gould at his desk aboard the Niagara
Image: Niagara; the old and the new (1899) 00blan 0015
Image: Niagara; the old and the new (1899) 00blan 0023
Harlan & Hollingsworth was a Wilmington, Delaware, firm that constructed ships and railroad cars during the 19th century and into the 20th century.
Harlan and Hollingsworth
The 1898 steam yacht Niagara, built for Howard Gould.
Steam Pilot Boat New York.
A model of 1880 Horonai Railway's Private car Kaitakushi-gou. (Otaru-shi general museum Otaru, Hokkaido)