E. F. Johnson Company Poster. Material: paper. Size: 23 1/2" x 36". Description: black background; color photograph of E.F. Johnson Company Product, The Viking, in center; white print: "Viking 270. An ingenious new CB that listens to one channel while you listen to another. The New Vikings By Johnson"; color photographs of four Johnson Viking products and color photograph of a sheriff with quote: "Now that's what I call good old American ingenuity."