Esterbrook Advertisements, Set of five

EST168  Esterbrook Advertisements, set of five, each advertisement is 6.5 x 10 inches and seem to have been from National Geographic. None are dated, but seem to be late 1940s-early 1950s. Reverse sides of these adverts feature Hamilton Watches, Budd California Zephyr train, Budd Train in the Midwest, Polident and Hamilton Watches. All in excellent condition. (1 set avail)