25c dark blue 'Hidalgo' postal stationery envelope (UPSS #E3B, H&G 3b) with '378' number and 'VERACRUZ' district opt used with good strike of oval FRANCO HUIMANGUILLO cancel in black (located in Tabasco district) with 'Mayo 31' date added in manuscript and purple 'Chicontepec, Ignacio A Chargoy' manuscript endorsement at left. Addressed to MEXICO CITY with arrival mark dated 12 OCT 1878 on reverse. A rare and unusual use.