Worldwide, Zeppelins, group of 9 envelopes and postcards, 5 franked by U.S. stamps, 4 by German, destinations include Switzerland, Germany, U.S and Brazil, U.S. includes 2nd air post issue 8c and 24c pairs, C18, interesting group.
Est. Cash Val. $150 - 200. (Image)

Est. $150-200