Banknote Issue Group, 1870-78. 13 covers; includes a group of nine 2¢ Brown & Vermilion issues, including Ad covers (Gun enclosure); Reg. from SF; Forwarded; Fancy cancels, etc., 1¢ issues including interesting ad usages, 5¢ usage to Japan, dead letter, F.-V.F. Estimate  $200 - 300. $0 (Image)