Wing Commander John Charles Plainer was commissioned in the Air Force in 1954. He has held important appointments in various Air Force Units. He attended Flying Instructors Course at F.I.S., Ambala and took training on Caribous aircraft in U.S.A. He has been commanding a newly formed transport squadron of Caribous in the eastern sector since 1963. He was faced with the tremendous task of conversion training of pilots of his squadron on the new aircraft as well as of training them for overseas ferrying duties. He himself ferried four aircraft across the North Atlantic without any previous experience. He was responsible for improving the accuracy of supply dropping on this new aircraft. He inspired his men to work round the clock and to keep the supply lines to Army and Border Roads Organisation open throughout tile year. He has retired from the Air Force in December, 1966.