Email Record: Chicago Harbor and adjacent waterways. Letter from the Secretary of War, transmitting, with a letter from the Chief of Engineers, report of preliminary examination and survey of harbors and rivers at or near Chicago, Ill., including Chicago Harbor, Chicago River, Calumet Harbor, Grand Calumet and Little Calumet Rivers, Ill. and Ind., Lake Calumet and necessary connection with Calumet River, and the Lake Shore from the mouth of Chicago River to the City of Gary, Ind., for the purpose of reporting a plan for a complete, systematic, and broad improvement of harbor facilities for Chicago and adjacent territory.