This particular unit was manufactured by Bell & Howell Corp, Chicago, Illinois. Bell & Howell 16mm JAN Projector, AQ-3 (5). DeVRY, Bell & Howell, Viewlex, Federal MFG and, Motorola. This rare version reads both optical (standard) and magnetic sound.
Bell & Howell 16mm JAN Projector, AQ-3 (5), Telecine Vers, Optical-Magnetic Snd