13 CENTAVOS BLUE, ENGRAVED

WITHOUT DISTRICT NAME, Block of 16

MERIDA

GUANJUATO

ZACATECAS

1866, DEC 16:  GUANAJUATO to  LEON
Franked with 13 cts blue.

QUERETARO

MEXICO

VERA CRUZ

1867, FEB 12:  VERA CRUZ to PUEBLA
Pair 13 cts blue for weight under 1/2 ounce, delivery beyond 17 leagues distance.

1867, FEB 12:  VERA CRUZ to PUEBLA
13c Blue engreaved pair for weight under 1/2 ounce 
for delivery beyond 17 leagues distance.