© Society for Visual Education, Inc.; 24Jul70; A236147.

WORKING TOGETHER. See

THE ADVENTURES OF THE LOLLIPOP DRAGON.

WORKING WITH EGG WHITES. McGraw-Hill Text-Films. 4 min., si., color, Super 8 mm. Loop film. Produced in collaboration with Raybar Technical Films. © Raybar Technical Films, Inc.; 1Aug70 (in notice: 1969); MP21253.

WORLD BIOMES. See

INTRODUCTION TO BIOLOGICAL CONCEPTS.

WORLD HISTORY: THREE GREAT ERAS OF MANKIND (Filmstrip) Centron Educational Films. 3 filmstrips, color, 35 mm. With kit.

Contents: The Crusades, 1095-1272. 66 fr.--The Italian Renaissance, 15th and 16th centuries. 79 fr.--The age of expansion. 78 fr.

© Centron Corp., Inc.; 1Dec70; JP13061.

THE WORLD OF ENRICO FERMI. Project Physics. 46 min., sd., b&w, 16 mm. © Project Physics, Inc.; 5Jan70; LP38731.