BLACK THUMB. King Screen Productions. 6 min., sd., color, 16 mm. © King Broadcasting Co.; 2Dec70; MP20999.

BLACK VIEWPOINTS ON THE AMERICAN REVOLUTION (Filmstrip) Silver Burdett Co. Made by Blackside. 56 fr., color, 35 mm. (Studies in the history of black Americans) With Teacher's guide, 19 p. © Blackside, Inc.; 17Jul70; A178317.

BLADDER MEDICATIONS. See

ADMINISTRATION OF MEDICATIONS.

BLOOD CELL PHYSIOLOGY (Filmstrip) No. 1566. Popular Science Audio-Visuals. 42 fr., color, 35 mm. (A Biology release) With Filmstrip guide, 5 p. © Popular Science Audio-Visuals, Inc.; 3Nov69; A196088.

BLOOD COAGULATION. Iowa State University. 4 min., si., color, 16 mm. (Physiology film series) © Iowa State University a.a.d.o. Iowa State University of Science & Technology; 15Oct69; MP21012.

THE BOATNIKS. Walt Disney Productions. Distributed by Buena Vista Distribution Co. 100 min., sd., color, 35 mm. Based on a story by Marty Roth. © Walt Disney Productions; 21May70; LP38057.

BOB BODDEN AND THE GOOD SHIP ROVER. See

TELL ME A STORY.

BODY COLD. See