UK "7D/F.B." FOREIGN BRANCH CHARGE MARK ON 1899 UNDERPAID MAIL ARGENTINA TO SURREY. Envelope (damage at top and creased) Argentina to Richmond Hill, Surrey with Argentina 12C, indistinct cancellation, underpaid with circular "T" tax mark and fine strike of the scarcer UK Foreign Branch "7D/F.B." charge mark. On front RICHMOND/SURREY cds AU 25 99. (Ref 103789).