KA-BAR Interframe design Advertising Pen Knife. Cracked Ice celluloid handles with 2 tiny areas of separation on the reverse side at master blade end, does not go to or through pin, no chips or crazing and "THE SPORTING NEWS" magazine in red ink on front.  3 1/8" closed length. Both blades appear lightly used, are near full with good snap. A unique little advertising knife. Excellent overall condition.