ARMY MOTORS is published monthly in the interest of Preventive Maintenance by the Preventive Maintenance Unit, Tank-Automotive Center, at the Holabird Ordnance Depot, Baltimore, Maryland. The magazine’s format is 8″ x 10-1/4″ from 1939 to July 1944 and 6″ x 8″ beginning with the August 1944 issue. There were three of the 6″ x 8″ pony size editions printed for overseas distribution in May, June and July 1944 before the size change was made for all issues. The page numbers vary, with all appearing to be 30+ and uses a continuous page numbering in each year’s volume.