Steamboat 'Harlem,' New York City, c.1891.

Steamboat 'Harlem,' New York City, c.1891.

Sports, Boating, Harlem River. Two athletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. An athlete posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. An athlete posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two atheletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. A rowing shell filled with rowers on the Harlem River.

Sports, Boating, Harlem River. Two athletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes in their rowing shell on the Harlem River.

Sports, Boating, Harlem River. Four rowers and coxswain in their rowing shell on the Harlem River.

Sports, Boating, Harlem River. Athletes in a four-man rowing shell on the Harlem River.

Sports, Boating, Harlem River. Athletes in a four-man rowing shell on the Harlem River.

Sports, Boating, Harlem River. An athlete posed in a rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes in their rowing shell on the Harlem River.

Sports, Boating, Harlem River. Two athletes in their rowing shell on the Harlem River.

Board of Water Supply. Drill barge collecting geological core samples on Harlem River. April 26, 1963.