PL.10 (TF) (SG21) ON COVER/MANUSCRIPT ATTEMPTED DELIVERY. 1855 envelope used locally in London addressed to "Mr Durham, 3 Winchester Street, Agar Town" with a fine die 2 1d pl.10 S.C.16 (SG21) lettered TF tied London "27" Inland numeral and backstamped SP 21 1855. On reverse ms "Not Known in Either No.3 in Winchester Street, Agar Town Camden Town" and signed by postman. Reverse flap embossed "THE GREAT/NORTHERN RAILWAY/COMPANY". RPS cert. 225895. Good usage. (Ref 102635).