1928 Mexico Newer & B/B Covers

5934- 1914, #386, WITH POSTAGE DUE 2¢ PAID, WITH #385, TO NOGALES

5944- 1867 GUADALAJARA PROV. TO GUADALAJARA TO ZAMORA

5943- 1867 GUADALAJARA PROV. TO ZAPOTLAN

5949- 1935, PORT OF CALL, GUAYMAS – U.S.S. WORDEN

5931- 1915, INTERESTING POSTAGE DUE COVER, .10¢ PAID WITH #348