DIFFERENT IDEAS ABOUT CATTLE. See
GEOGRAPHY IN AN URBAN AGE.
DIFFERENT KINDS. See
TREES.
DIFFERENT THING. See
ADAM-12. Log no. 83.
DIGESTION. See
ENZYMATIC HYDROLYSIS.
DIMENSIONING AND TOLERANCING. Deere & Co. 60 min., sd., b&w, Videotape. Appl. author: E. R. Friesth. © Deere & Co.; 5Apr71; MU8326.
DINOSAURS, THE TERRIBLE LIZARDS. Wah Chang. Released by Charles Cahill & Associates. Distributed by Aims Instructional Media Services. 11 min., sd., color, 16 mm. © Wah Chang; 30Sep70; MP21266.