Side agreement H, numbers 1, between U.S. War Department, Quartermaster General; U.S. War Department, Chief of Militia Bureau; U.S. Navy Department, Chief of Bureau of Navigation; U.S. Marine Corps, Quartermaster; and carriers parties to joint military passenger agreement numbers 8 and side agreement A numbers 5 : Use of temporarily reduced and experimental coach fares in effect during period during which this agreement is operative, including such fares which may be hereafter established during that period.