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