Photo caption from published versions of 62-1424_001 and 62-1424_004: "WIND TUNNEL PROJECT - Ernest Simpson (left) of the Custom Boat Company, RR 4, Kitchener, is building a 40-foot wind tunnel at the University of Waterloo. When completed, the tunnel will be used to test models of a hovercraft on which the university staff is doing research work. Prof. William Fallis (right) studies plans of the hovercraft, of which he hopes to build a flight model."