1. Bureau of Ships Technical Manual, Chapter 39, “Thermal Insulation,” NAVSHIPS 250-000(39) August 24, 1945.
2. Cox , Captain memo Tuscaloosa CA 37 Specifications for covering and lagging submitted with I.M. letter CA37/S39 (14) of 7 April 1933 to Bu. Eng. Undated.
3. U.S. Naval Engineering Experiment Station, Annapolis, Report No. 7386, “Corrosion of Steel by Rock Wool Cement,” September 9, 1935.
4. Navy Department Office of Procurement and Material, “Current Status of Critical Materials, Volume #2, 15 December 1943.
5. Bureau of Ships letter Ser S39-1/EN 28/A2, October 13, 1942 and Bureau of Ships letter S39-1(648)EN 28/A2-11 of April 17, 1943.