Original Hal Foster lot of preliminary artwork for the ''Prince Valiant'' comic strip, #1790 in the series. Set of two pencil sketches were for the strip published on 30 May 1971, hand-drawn by Foster as the strip transitioned from Foster to John Cullen Murphy. In addition to the sketch for the strip, Foster also draws a the large ship that appears in this strip. A typed story outline, and separate typed story narration are also included. Three sheets each measure 8.5'' x 11'', with the sketch of the ship appearing on the verso of the typed narration. Three hole punch, and light creasing, overall in very good condition. From the John Cullen Murphy estate.