Credits: Producer, Edmund Reek; director Vyvyan Donner; narration, Paul Douglas; music score, L. deFrancesco; photography, William Storz; film editor, Russ Sheilds.

© Twentieth Century-Fox Film Corp., 6Jul45; MP16287.

WHAT MAKES A FINE WATCH FINE? Jam Handy Organization, Inc. Presented by Hamilton Watch Co. 2 reels, sd., b&w.

© Jam Handy Organization, Inc.; title & descr., 16May47; 25 prints, 20May47; MU2033.

WHAT MAKES DAFFY DUCK? Warner Bros. Cartoons, Inc., c1948. 7 min., sd., color, 35mm.

Credits: Director, Arthur Davis; story, William Scott, Lloyd Turner; animation, Basil Davidovich, J. C. Melendez, Don Williams, Emery Hawkins.

© The Vitaphone Corp.; 14Feb48; MP2755.

WHAT MAKES DAY AND NIGHT. Young America Films, Inc., c1947. 1 reel, sd., b&w, 16mm.

© Young America Films, Inc.; 15Feb47; MP1658.

WHAT MAKES LIZZY DIZZY? Columbia Pictures Corp., c1942. 1,536 ft., sd.