By P.L. Travers, the author featured in the major motion picture, Saving Mr. Banks. Who can slide up banisters, banish naughtiness with a swift "Spit-spot," and turn a make-believe sidewalk drawing into a lovely day in the park? Mary Poppins, of course! This omnibus edition combines the two Mary Poppins classics, Mary Poppins and Mary Poppins Comes Back, that inspired both the 1964 movie and the Broadway musical. With the original, iconic...