THE MATHEMATICS OF MOTION (Filmstrip) No. 1183. Popular Science Audio-Visuals. 44 fr., color, 35 mm. (A Mathematics release) With Filmstrip guide, 5 p. © Popular Science Audio-Visuals, Inc.; 6Oct69; A196114.

MATTER, MATTER EVERYWHERE: HOW MATERIALS CHANGE. Coronet Instructional Films. 11 min., sd., b&w, 16 mm. © Coronet Instructional Films, a division of Esquire, Inc.; 1Apr70; MP20848.

MATTER, MATTER EVERYWHERE: ITS SMALLEST PARTS. Coronet Instructional Films. 13 min., sd., b&w, 16 mm. © Coronet Instructional Films, a division of Esquire, Inc.; 1Apr70; MP20846.

MATTER, MATTER EVERYWHERE: MIXING AND DISSOLVING. Coronet Instructional Films. 11 min., sd., b&w, 16 mm. © Coronet Instructional Films, a division of Esquire, Inc.; 1Apr70; MP20849.

MATTER, MATTER EVERYWHERE: SOLID, LIQUID, GAS. Coronet Instructional Films. 11 min., sd., b&w, 16 mm. © Coronet Instructional Films, a division of Esquire, Inc.; 1Apr70; MP20850.

MATTER OF CIRCUMSTANCE. See

BONANZA.

MAX THE MINK (Filmstrip) Emlin. 123 fr., color, 35 mm. Produced by D. K. Gentry. © Emlin, Inc.; 20Aug70; JP12555.

THE MAYAN MYSTERY. Hartley Productions. 18 min., sd., color, 16 mm. Appl. author: Elda Hartley. © Hartley Productions, Inc.; 23Sep70; MP20984.

ME AND ABOUT TWENTY OTHERS: SCHOOL HEALTH--WHOSE RESPONSIBILITY. Brigham Young University, Motion Picture Dept. 20 min., sd., color, 16 mm. © Brigham Young University, Motion Picture Dept.; 9Jul70; LP38195.