1851 Mexico Stampless Covers

5300- 1848, MEXICAN AMERICAN WAR , POINT ISABELLA, XF

5342- 1837, MEXICO WITH RED FRANQUEADO – VERACRUZ TO LONDON, XF

5313- 1857, CULIACAN, MAZATLAN WITH EXTRA CANCEL SINALOA, XF

5312- 1842, GUADALUPE Y CALVO IN BLACK, CHIHUAHUA, XF

5315- 1862, GUANACEVI, DURANGO, XF