Houdini, Harry. Press Booklet for The Master Mystery. New York: B.A. Rolfe Productions, (1919). Sixteen different folio-sized (12 x 9”) film exchange publicity cards featuring illustrated scenes from the serial, including Houdini and “Q” (the Automaton), beautifully printed in a variety of colors on a mixture of coarse, textured papers; with other enclosures as issued, including two promotional pictorial puzzle booklets featuring Houdini, two unused hold-to-light mystery labels depicting Houdini upside-down in shackles, and several of the studio’s newsprint-style “supplementary press sheets” providing publicity copy for each installment, all laid down; with poster distribution and booking statistics sheets at rear; in a pebbled black cloth Rolfe binder, some cards hole-punched as issued. Five of the publicity cards soiled at bottom right, a few others with small losses and creasing at upper or same.