Oates, Stanton C. Audio visual equipment self instruction manual [by] Stanton C. Oates. - 3rd ed. - Dubuque, Iowa Wm. C. Brown Co. [1975] - viii, 312 p. ill. 21 x 28 cm. ISBN: 0697060446 Subjects--Topical Terms: Audiovisual equipmentTeaching--Aids and devices.