MATHEMATICS, LEVEL 3.

PROBLEMS OF CONSERVATION: OUR NATURAL RESOURCES. Encyclopaedia Britannica Educational Corp. 11 min., sd., color, 16 mm. © Encyclopaedia Britannica Educational Corp.; 28Apr70; MP20601.

PROBLEMS OF THE MIDDLE EAST (REVISED) Atlantis Productions. 22 min., sd., color, 16 mm. Appl. author: J. Michael Hagopian. Appl. states prev. reg. 12Mar59, MP9403. NM: revisions & additions. © Atlantis Productions, Inc.; 11Jul67; MP20839.

PRODUCT DEMONSTRATION. Pt. 1. Dart Industries. 12 min., sd., color, Super 8 mm. (Stop and go learning, session 2) © Dart Industries, Inc.; 1Oct69; MP20613.

PRODUCT DEMONSTRATION. Pt. 2. Dart Industries. 3 min., sd., color, Super 8 mm. (Stop and go learning, session 2) © Dart Industries, Inc.; 1Oct69; MP20614.

PRODUCTS (Filmstrip) Mt. San Jacinto College. 37 fr., color, 35 mm. (Math) Planned & written by Victor Burgard. © Mt. San Jacinto College a.a.d.o. Mt. San Jacinto Junior College District (in notice: Mt. San Jacinto College); 1Jan69; JP12517.

THE PROJECTIONIST. Maglan Films. 88 min., sd., color and b&w, 35 mm. © Maglan Films, Inc.; 31Mar70; LP38056.

PROMETHEUS AND THE GIFT OF FIRE (Filmstrip) Troll Associates. 41 fr., color, 35 mm. (Myths and legends of ancient Greece) Illustrator, Judith Fringuello. © Troll Associates; 6Feb70; A166487.

PROPER HOME CARE AND YOU (Filmstrip) Management Forms. 44 fr., color, 35 mm. © Management Forms, Inc.; 26Mar70; JP12332.

PROPERTIES OF CARDIAC MUSCLE. Pt. 1, Heart responses to stimuli. 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; MP21017.