1888 Mexico Lg Numeral Covers

5668- 1894, PROGRESO DE PALIZADA, CAMPECHE, WITH FANCY AND SCARCE CANCEL, TO NEW YORK

5676- 1893, FORMULA CARD FC21, BARRANCA DE ORO DE TAMAULIPAS

5655- 1888, LETTER FROM CHALCHIHUITES TO DURANGO, 1¢

5665- 1893, OPOCER, SONORA TO LONDON, VIA NEW YORK, VERY SCARCE

5654- 1890, REGISTERED FROM TOLUCA TO MEXICO, 20¢ RED AND 25¢ VIOLET-FRONT, UNUSUAL