Improvement of Mississippi, Missouri and Arkansas Rivers. United States Snag Boat J. N. Macomb. Designed by and built under the direction of Major Charles R. Suter. Corps of Engineers, U. S. A. 1874. Plan of Boiler Deck. Section through officers cabin. Section through dining room. Section through store room. Section through kitchen. Section through laundry. Section through wash room. Section through captain's cabin.