1917 Mexico Revolutionary Covers

5837- 1914, SOLDIER’S MAIL, SILAO TO CARDENAS, SLP., 15TH CAVALRY, EXTREMELY INTERESTING

5838- 1915, SOLDIER’S MAIL, MEXICO TO MONTERREY, COLURUN OF GENERAL MASS (?), COLLEGE OF CIVIL ENGENERING, VIA SALTILLO

5827- 1915, VERACRUZ TO MEXICO

5844- 1911, 1¢ PC, W/DOUBLE 10¢ BARREL

5846- 1911, 1¢ PC, W/DOUBLE 10¢ BARREL