METHODS AND INSTRUMENTS OF OCEANOGRAPHY. John Wiley & Sons. Made by Audio Productions. 19 min., sd., color, 16 mm. (Earth science series) © John Wiley & Sons, Inc.; 30Jan70; MP20271.

THE MICKEY MOUSE ANNIVERSARY SHOW. See

WALT DISNEY'S WONDERFUL WORLD OF COLOR.

THE MICROMETER CALIPER (Filmstrip) Pace Films. 24 fr., color, 35 mm. Photographed by John W. Sulcoski, written by Joseph A. Moran. © Pace Films, Inc.; 21Mar69; JP12104.

MICROPHONE SPEAKING. Centron Educational Films. 15 min., sd., color, 16 mm. © Centron Corp., Inc.; 21Nov69; MP20024.

MICROPIPETTE. Thorne Films. 1 min., sd., color, Super 8 mm. (The Protozoans, no. 561) © Thorne Films, Inc.; 1Oct69; MP20135.

MICROSCOPE. See

USING THE MICROSCOPE.

MICROSCOPE: DARK FIELD ILLUMINATION. Thorne Films. 4 min., sd., color, Super 8 mm. (The Protozoans, no. 566) © Thorne Films, Inc.; 1Oct69; MP20116.

MICROSCOPE: LIGHT FIELD ILLUMINATION. Thorne Films. 2 min., sd., color, Super 8 mm. (The Protozoans, no. 565) © Thorne Films, Inc.; 1Oct69; MP20115.