1871 (May 1) Cover from Charlottetown to Grand River Wharf lot 56, franked at the 2d internal rate by 1862-69 4d. black perf 11.5-12 "DIAGONAL BISECT" tied by cork cancel (type P144) with type P80 despatch cds below, the bisect with faults but an attractive example of this rare usage, cert. BPA (1984) (SG £2'000). (Image)