New York City: unidentified building under construction at Fourth Avenue near 17th Street, looking north, undated.

New York City: the Washington Building, 1 Broadway, under construction, ca. 1925.

New York City: the Singer Building, 149 Broadway, under construction, undated. Detail of top of tower.

New York City: the Singer Building, 149 Broadway, under construction, undated. Detail of top of tower.

New York City: the Singer Building, 149 Broadway, under construction, undated. Detail of top of tower.

New York City: the Singer Building, 149 Broadway, under construction, September 1907.

New York City: the Singer Building, 149 Broadway, under construction, September 1907.

New York City: the Singer Building, 149 Broadway, under construction, September 1907.

New York City: the Singer Building, 149 Broadway, under construction, September 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, October 1907.

New York City: the Singer Building, 149 Broadway, under construction, November 1907.

New York City: the Singer Building, 149 Broadway, under construction, November 1907.