1938 Mexico Newer & B/B Covers

5926- 1924, 1-2 YUCATAN, MERIDA TO CAMPECHE, VERT. CREASE, ABIERTA POR EL CENSOR LABEL

5944- 1867 GUADALAJARA PROV. TO GUADALAJARA TO ZAMORA

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

5948- 1938, PORT OF CALL, AT SEE OF ACAPULCO – U.S.S. POMPANO

5938- 1935, (1) PAIR AND (1) SINGLE ON REGISTERED COVER TO LONG BEACH, CA, PROOFS USED AS POSTAGE