IMPERFECT CRIME. Terrytoons. 5 min., sd., b&w, 16 mm. (Deputy Dawg) © Terrytoons, a division of CBS Films Inc.; 19Aug64; LP38332.

IMPORTANCE OF ANIMAL TAILS. Troll Associates. 4 min., si., color, Super 8 mm. Loop film. © Troll Associates; 16Jan70; MP20729.

IMPORTANCE OF BIRD TAILS. Troll Associates. 4 min., si., color, Super 8 mm. Loop film. © Troll Associates; 16Jan70; MP20728.

IMPORTANCE OF TEETH. Troll Associates. 4 min., si., color, Super 8 mm. Loop film. © Troll Associates; 16Jan70; MP20730.

THE IMPORTANCE OF VOCABULARY. See

[VOCABULARY BUILDING]

IMPRINTING. Regents of University of Colorado. 4 min., si., color, Super 8 mm. (BSCS single topic inquiry films) Loop film. Appl. author: Biological Sciences Curriculum Study. © Regents of the University of Colorado; 1Jul69 (in notice: 1968); MP20760.

IN SEARCH OF GREGORY. Vic Films Productions & Vera Films. [Spain] Released in the U.S. by Universal Pictures. 90 min., sd., color, 35 mm. © Universal Pictures, Ltd.; 22Jan70 (in notice: 1969); LF66.

IN THE CRASH. Insurance Institute for Highway Safety. Made by Harvest Films. 22 min., sd., color, 16 mm. Appl. author: Albert Benjamin Kelley. © Insurance Institute for Highway Safety; 24Aug70; MP20784.

INDEPENDENCE DAY (Filmstrip) 86. Educational Projections Corp. 33 fr., color, 35 mm. Appl. ti.: Celebrating Independence Day. © Educational Projections Corp.; 30Jun68; JP12407.