BACK TO LIFE. Aetna Life Affiliated Companies, for the Aetna Casualty & Surety Co., c1948. 6 min., sd., color, 16mm. Summary: Explains the principles of artificial respiration and demonstrates the application of those principles. © Aetna Casualty & Surety Co.; 1Apr48 (in notice: 1947); MP3927. BACK TO THE SOIL. Distributed by Twentieth Century-Fox Film Corp., c1941. Presented by Paul Terry. 1 reel, sd. (A Terrytoon) Credits: Producer, Paul Terry; director, Eddie Donnelly; story, John Foster; music, Philip A. Scheib. © Terrytoons, Inc.; 14Nov41; MP11842. BACK TRAIL. Monogram Pictures Corp., c1948. 54 min., sd., b&w, 35mm. Summary: The adventures of rancher Terry Dugan, who marries the banker's daughter. Banker Frazer, who was once imprisoned on a false charge of embezzlement, is enmeshed in the schemes of a blackmailer until Terry apprehends the criminal. Credits: Producer, Barney A. Sarecky; director, Christy Cabanne; original screenplay, J. Benton Cheney; music director, Edward Kay; film editor, Johnny Fuller. Cast: Johnny Mack Brown, Raymond Hatton, Mildred Coles, Ted Adams, Pierce Lyden. © Monogram Pictures Corp.; 18Jul48; LP1746. BACKGROUND FOR LITERATURE: THE LADY OF THE LAKE. Coronet, c1949. 11 min., sd., b&w, 16mm. Summary: Scenes of the Scottish countryside and the historic landmarks described in Scott's poem. Teaches that literature has its roots in actual places, people, and events. For high school students. Credits: Educational collaborator, J. Paul Leonard. © David A. Smart; 10May49; MP4243. BACKGROUND FOR READING: STORIES OF HOLLAND. Coronet, c1949. 10 min., sd., b&w, 16mm. Summary: Scenes of life in Holland. Designed for intermediate and junior high grades as a visual background for reading about Holland. Credits: Educational collaborator, Wendell W. Wright. © David A. Smart; 7Mar49; MP4238. BACKGROUND TO DANGER. Warner Bros. Pictures, Inc., c1943. 80 min., sd. A Warner Bros.-First National picture. From a novel by Eric Ambler. Credits: Producer, Jerry Wald; director, Raoul Walsh; screenplay, W. R. Burnett; music, Frederick Hollander; music director, Leo F. Forbstein; film editor, Jack Killifer. © Warner Bros. Pictures, Inc.; 25Jun43; LP12116. BACKLASH. Twentieth Century-Fox Film Corp., c1946, 66 min., sd., b&w, 35mm. Credits: Associate producer, Cliff R. Gans; director, Eugene Forde; original story and screenplay, Irving Elman; music score, Darrell Calker; film editor, William F. Claxton. Cast: Jean Rogers, Richard Travis. © Twentieth Century-Fox Film Corp.; 8Nov46; LP1152. BACKSTAGE BLUES. Soundies Distributing Corp. of America, Inc., c1943. 1 reel, sd. © Soundies Distributing Corp. of America, Inc.; 1Jun43; MP13625. BACKSTAGE FOLLIES. RKO Radio Pictures, Inc., c1948. 19 min., sd., b&w, 35mm.