Issued: 15-Jun-1946, Canada Gazette
"For exceptional ability in the administration of the maintenance staff of the Anti-Submarine School, HMCS Cornwallis. Tupman has devoted long and tedious hours towards the upkeep of equipment and the development and modification of training apparatus, thus keeping pace with the advancement in operational instruments. His efforts were largely responsible for the development of two Procedure Teachers which were made necessary for training purposes. His initiative coupled with his devotion to duty, have been the prime contributing factors towards maintaining the high standard of training which has been attained in the Anti-Submarine School."