The Valley Falls Vindicator Wednesday November 5, 1941 Austin Foster Is A Master Sergeant. Austin FOSTER, son of Dr. I.E. Foster, who has been in the service of the U.S. Army for a good many years and was stationed in Alaska until the past year, has attained the rank of Master Sergeant, which is the highest possible rank for an enlisted man in his branch of the service, wireless telegraphy. Sergeant Foster is now stationed at Ft. Monmouth, New Jersey.