P.S. The Preventive Maintenance Monthly. Issue 191. 1968 Series.
Fort Knox, Kentucky: Department of the Army, 1970. 1st Printing. 64 pp. Profusely illustrated, mostly in color. 16mo. 7-1/8" x 5". Full color printed paper covers, stapled. Now housed in a clear archival mylar sleeve. Published by the Army "for the information of organizational maintenance and supply personnel." Subjects covered..... More

