Motion pictures and filmstrips, January-June 1972

by Library of Congress. Copyright Office

OHM’S LAW FORMULA: R = E/I. ADM-MPS. Released by Thorne Films. 2 min., si., color, Super 8 mm. Loop film.

Credits: Producers, Alexander Jackson & Kenneth Osborne.

© Thorne Films, Inc.; 30Sep71; MP22190.

OHM’S LAW THEORY. Pt. 1. ADM-MPS. Released by Thorne Films. 3 min., si., color, Super 8 mm. Loop film.

Credits: Producers, Alexander Jackson & Kenneth Osborne.

© Thorne Films, Inc.; 30Sep71; MP22193.

OHM’S LAW THEORY. Pt. 2. ADM-MPS. Released by Thorne Films. 1 min., si., color, Super 8 mm. Loop film.

Credits: Producers, Alexander Jackson & Kenneth Osborne.

© Thorne Films, Inc.; 30Sep71; MP22192.

OIL! SPOIL! PATTERNS IN POLLUTION. Sierra Club. 16 min., sd., color, 16 mm.