Credits: Producer, Joseph Pasternak; director, Norman Taurog; screenplay, Richard Connell, Gladys Lehman; music director, Georgie Stoll; music adaptation, Roger Edens; film editor, Albert Akst.

© Loew's Inc.; 6May43; LP12080.

PRESERVING FOOD. Coronet, c1949. 10 min., sd., b&w, 16mm.

Summary: Shows why preservation of food is necessary, and explains the reasons behind methods of short-term and long-term preservation.

Credits: Educational collaborator, Ritta Whitesel.

© David A. Smart; 17Jun49; MP4234.

PRESERVING THE VICTORY GARDEN CROP. SEE Pointers for planters.

PRESTRESSED CONCRETE. Gustave A. Magnel. 1 reel, sd., b&w, 16mm.

Summary: Presents a review of the use of concrete, explains the method of prestressing developed by Messrs. Blaton and Magnel, and shows the construction of recent structures using prestressed concrete.

© Gustave A. Magnel; title, descr., & 4 prints, 15Jul49; MU4331.