1897 Mexico Mulita Covers

5733- 1897, OFFICIAL USAGE TO BELEN PRISION, FROM WHERE?

5736- 1897, CERTIFIED GUAYMAS, SONORA TO MEXICO

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

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

5739- 1899, RR CDS TO MEXICO FROM PACHUCA, AG. POST 38,PC