Instrument check is given in the cockpit of a 747 by Maurice Verkindt

Original Toronto Star caption: Instrument check is given in the cockpit of a 747 by Maurice Verkindt. The busiest work shift is from midnight to 8 a.m., says Taylor, because that's when all the planes are down and in need of cleaning and repair. The hangar is equipped with sophisticated electronic gear, including two giant radio-controlled cranes in ceiling.