1863 (Dec). Envelope from San Jose via USA to France, with "Sn JOSE/de Guala" hs, carried by Central America Steamship Co. packet to Panama with "PANAMA/TRANSIT" ds, then to Colon and put aboard RMSP "Tamar" to St. Thomas, SS "Tasmanian" to Southampton, then via London and Calais to Joyeuse, with Anglo-French treaty "GB/2F87 5c/10" accountancy marking and "24" decimes charge on arrival; a rare transatlantic pre-philatelic cover from Guatemala especially with this scarce accountancy postmark. (Image)