I have for sale a lot of 5 poster stamps promoting the American Road builders Assoc. annual convention and highway exhibit in New Orleans LA from Jan 11-15th 1937. These poster stamps are in excellent condition and still have the glue on the backs! Please feel free to message me with any questions. ( I offer combined shipping on multiple purchases )  IF THIS ITEM IS OF YOUR INTEREST MAKE SURE TO CHECK OUT MY EBAY PAGE, I HAVE A HUGE COLLECTION OF VINTAGE ADS, STICKERS AND CINDERELLAS/POSTER STAMPS!!!