Motion pictures and filmstrips, January-June 1972 - Library of Congress. Copyright Office

THE ENVIRONMENT: EVERYTHING AROUND US. Encyclopaedia Britannica Educational Corp. 13 min., sd., color, 16 mm. © Encyclopaedia Britannica Educational Corp.; 23May72; MP22866.

ENVIRONMENTAL AWARENESS (Filmstrip) Centron Educational Films. 5 filmstrips, color, 35 mm. With cassettes & guide, 1 v.

Contents: Colors in nature. 84 fr.--Patterns in nature. 84 fr.--Textures in nature. 64 fr.--Awareness in forest & field. 74 fr.--Awareness in the city. 66 fr.

Credits: Producers, Robert O. Joslin & Larry West.

ENVIRONMENTAL COMMITMENT, THE DENVER STORY. Ex-Cell-O Corp. Made by Video Films. 7 min., si., color, 16 mm. Appl. author: Joseph E. Barrett. © Ex-Cell-O Corp.; 8Mar72; MU8422.

ENVIRONMENTAL ENRICHMENT - WHAT YOU CAN DO ABOUT IT! Centron Educational Films. 21 min., sd., color, 16 mm. © Centron Corp., Inc.; 28Apr72; MP22607.

ENZYME ACTION: PEPSIN. No. 638. Thorne Films. 4 min., si., color, Super 8 mm. Loop film.

Credits: Producer & photographer, B. L. Ruffner.