"Ball's Art of the Photoplay puts into concrete form, with expert simplicity, the secrets of writing photoplays which appeal to the millions of Americans who attend the theatres and the producers can not buy enough of such plays to satisfy the exhibitors." (Signed) ROBERT LEE MACNABB, National Vice-President, Motion Picture Exhibitor's League of America. "You have succeeded in producing a clear and helpful exposition of the subject." (Signed) WM. R. KANE, Editor of "The Editor Magazine." 12 mo. Cloth bound, $1.00 Net. G. W. DILLINGHAM CO., Publishers NEW YORK * * * * * BOOKS BY EDWARD MARSHALL BAT--An Idyl of New York "The heroine has all the charm of Thackeray's Marchioness in New York surroundings."--_New York Sun_. "It would be hard to find a more charming, cheerful story."--_New York Times_. "Altogether delightful."--_Buffalo Express_. "The comedy is delicious." --_Sacramento Union_. "It is as wholesome and fresh as the breath of springtime."--_New Orleans Picayune_. 12mo, cloth. Illustrated. $1.00 net. THE MIDDLE WALL _The Albany Times-Union_ says of this story of the South African diamond mines and adventures in London, on the sea and in America: "As a story teller Mr. Marshall cannot be improved upon, and whether one is looking for humor, philosophy, pathos, wit, excitement, adventure or love, he will find what he seeks, aplenty, in this capital tale." 12mo, cloth. Illustrated, 50 cents. BOOKS NOVELIZED FROM GREAT PLAYS THE MASTER OF THE HOUSE From the successful play of EDGAR JAMES. Embodying a wonderful message to both husbands and wives, it tells how a determined man, of dominating personality and iron will, leaves a faithful wife for another woman. 12mo, cloth. Illustrated from scenes in the play. Net $1.25. THE WRITING ON THE WALL _The Rocky Mountain News_: "This novelization of OLGA NETHERSOLE'S play tells of Trinity Church and its tenements. It is a powerful, vital novel." 12mo, cloth. Illustrated. 50 cents. THE OLD FLUTE PLAYER Based on CHARLES T. DAZEY'S play, this story won the friendship of the country very quickly. _The Albany Times-Union_: "Charming enough to become a classic." 12mo, cloth. Illustrated. 50 cents. THE FAMILY Of this book (founded on the play by ROBERT HOBART DAVIS), _The Portland (Oregon) Journal_ said: "Nothing more powerful has recently been put between the covers of a book." 12mo, cloth. Illustrated. 50 cents. THE SPENDTHRIFT _The Logansport (Ind.) Journal_: "A tense story, founded on PORTER EMERSON BROWNE'S play, is full of tremendous situations, and preaches a great sermon." 12mo, cloth bound, with six illustrations from scenes in the play. 50 cents.