1898 Mexico Mulita Covers

5725- 1898, DURANGO WITH (2) 20¢ AND CERTIFICADO TO MEXICO, WITH BACK STAMPS

5745- 1897, MARAVATIO TO MEXICO, 3¢ + (2) 1¢ STAMPS

5731- 1897, TEMOSACHIC, CERTIFIED TO MEXICO, STRIP/3 5¢ STAMPS ON BACK

5734- 1897, PICHUCALCO TO MEXICO, BACK STAMPS

5747- 1896, MAZATLAN TO BALTIMORE, MD, POR VAPOR VIA SAN FRANCISCO