10.5x14” card stock sign with 5 different example cards mounted to it, each 3x3”. 1930s by Criss Cross Card Machines, made by Calex Mfg. Inc. Text reads “Buy The Entire Series/Educational-Entertaining” with large 1¢ price at center. The cards in this series feature actual picture panels from Big Little Books which have been mounted to same size cardboard sheets. Six additional cards are included and these are the gas giveaway versions. Reverse has imprint for either Texaco or Esso along with “Dick Tracy Series Penny Cards” and card number. Cards are - 123, 140, 205, 206, 208, 268. Dick Tracy is featured on six cards (2 on the sign and 4 of the loose cards). Other characters featured include Junior, Tess, Pat and Chief Brandon. Sign has minor trace of corner tip wear. All remains N. Mint.