Motion pictures, January-June 1973

by Library of Congress. Copyright Office

Hybrid vigor—key to abundance. Pioneer Hi-Bred International, Inc. and Associates. Made by Joe Munroe — Photography. 28 min., sd., color, 16 mm. © Pioneer Hi-Bred International, Inc.; 27Mar73; MP24549.

MP24550.

Combination set: Parts. Visual Instruction Productions, a department of Victor Kayfetz Productions, Inc. 4 min., si., color, Super 8 mm. Loop film. © Victor Kayfetz Productions, Inc.; 15Oct73; MP24550.

MP24551.

Combination set: Blade. Visual Instruction Productions, a department of Victor Kayfetz Productions, Inc. 4 min., si., color, Super 8 mm. Loop film. © Victor Kayfetz Productions, Inc.; 15Oct73; MP24551.

MP24552.

Combination set: Center head. Visual Instruction Productions, a department of Victor Kayfetz Productions, Inc. 4 min., si., color, Super 8 mm. Loop film. © Victor Kayfetz Productions, Inc.; 15Oct73; MP24552.

MP24553.

Combination set: Protractor. Visual Instruction Productions, a department of Victor Kayfetz Productions, Inc. 4 min., si., color, Super 8 mm. Loop film. © Victor Kayfetz Productions, Inc.; 15Oct73; MP24553.

MP24554.