A DISCUSSION OF NATHANIEL HAWTHORNE'S DR. HEIDEGGER'S EXPERIMENT. Encyclopaedia Britannica Educational Corp. 11 min., sd., color, 16 mm. (Short story showcase) © Encyclopaedia Britannica Educational Corp.; 26Nov69; MP20049.

A DISCUSSION OF SHIRLEY JACKSON'S THE LOTTERY. Encyclopaedia Britannica Educational Corp. 10 min., sd., color, 16 mm. (Short story showcase) © Encyclopaedia Britannica Educational Corp.; 17Oct69; MP20047.

DISTILLATION. Raybar Technical Films. 4 min., si., color, Super 8 mm. Loop film. Produced by McGraw-Hill Text-Films. © Raybar Technical Films, Inc.; 1Apr69; MP20401.

DISTINGUISHED CONTRIBUTORS TO COUNSELING SERIES. See

E. JOSEPH SHOBEN, JR., GUIDANCE AND THE ROLE OF THE COUNSELOR.

RUDOLF DREIKURS, INDIVIDUAL PSYCHOLOGY: A DEMONSTRATION.

RUDOLF DREIKURS, INDIVIDUAL PSYCHOLOGY IN COUNSELING AND EDUCATION.

A DISTRIBUTIVE PRINCIPLE. Macmillan Co. Made by Davidson Films. 1 reel, si., color, Super 8 mm. Loop film. (Macmillan school mathematics program) © Macmillan Co.; 31Dec69; MP20428.

A DIVERS DISSERTATION ON DIVING; or, Adventures of the aquafanatics. 90 Greene Productions. 7 min., sd., color, 16 mm. Appl. author: Louis Burwick. © 90 Greene Productions; 15Dec69; MP20004.

DIVERSITY OF INSECTS. See