Letter from the Secretary of War, transmitting, with a letter from the Chief of Engineers, reports on preliminary examination and survey of Long Beach Harbor, Cal., with a view to the extension of the jetties at the harbor entrance to the 30-foot contour in San Pedro Bay and to providing and maintaining a channel 30 feet in depth and of suitable width, and with a further view of connecting the Long Beach Harbor with the Los Angeles Harbor by a channel 600 feet in width and 30 feet in depth, consideration being given to the question of cooperation on the part of local interests.