PERFECT TEENAGER. See

THE PATTY DUKE SHOW.

PERFORMA PANTY HOSE. See

[PRO-TEL PRODUCTS TELEVISION COMMERCIALS]

PERFORMANCE OF DOWNCOMERS IN DISTILLATION COLUMNS. Fractionation Research. 15 min., sd., b&w, 16 mm. © Fractionation Research, Inc.; 18Feb70; MP20595.

PERIODONTAL DISEASE. Teaching Films. 9 min., sd., color, 16 mm. (Prevention & control of dental disease) © Teaching Films, Inc., division of A-V Corp.; 26Oct70; MU8258.

PERSEUS AND MEDUSA (Filmstrip) Troll Associates. 43 fr., color, 35 mm. (Myths and legends of ancient Greece) Illustrator, Regina Fisher. © Troll Associates; 6Feb70; A166488.

PERSONAL DEVELOPMENT. See

GETTING LOST.

GOING TO SCHOOL.