66 Mexico 1868 Covers

5531- Scott 61, 8-69, SAN LUIS POTOSI WITH SALINAS DEL PENON BLANCO CANCEL, ERROR 8 FOR 5, PELURE PAPER, TO ZACATECAS

5514- Scott 59, 6-70, GUANAJUATO WITH STRONG YRAPUATO CANCEL TO GUANAJUATO

5511- Scott 61, 7-71, MONTERREY AND CANCEL TO LINARES

5526- Scott 58, 41-71, GUADALAJARA AND CANCEL, BLOCK/4 ON BACK, TO ZACATECAS

5520- Scott 61, 13-71, ZACATECAS WITH BLUE COMPLETE CARRO CANCEL TO ZACATECAS