The Austin Cartridge Co. Lovely multicolor advertising design showing Hunters in Canoe on 1901 cover franked with 1901 2Ā¢ Pan-Am (small defects) tied by "Philadelphia" machine cancel, hint of edge toning & slightly reduced at right, still Very Fine, a wonderful & rare design. EstimateĀ $1,000 - 1,500. $0 (Image)