Gravesend Bay. Waterway connecting Gravesend Bay with Jamaica Bay, N. Y., report of Board of Engineers for Rivers and Harbors on H. R. 13539, for repeal of provision in river and harbor act approved Jan. 22, 1927, adopting project for construction of waterway connecting Gravesend Bay with Jamaica Bay [July 24, 1928, with report of Robert R. Ralston, etc.].