Stonebridge, G. E. (1904). Supports for the Queensboro Bridge, Blackwell's Island [Roosevelt Island], New York City, June 1904. New-York Historical Society.
Chicago Style (17th ed.) CitationStonebridge, George Ehler. Supports for the Queensboro Bridge, Blackwell's Island [Roosevelt Island], New York City, June 1904. New-York Historical Society, 1904.
MLA (9th ed.) CitationStonebridge, George Ehler. Supports for the Queensboro Bridge, Blackwell's Island [Roosevelt Island], New York City, June 1904. New-York Historical Society, 1904.
Warning: These citations may not always be 100% accurate.