1982 envelope used locally in the Isle of Man with UK ½p machin affixed but uncancelled and with "STAMPS/INVALID" and "1P/TO PAY" cachets on front. Also affixed 3p and 5½p Isle of Man issues cancelled "DOUGLAS" 29.NO.82 with 1p Isle of Man postage due added and cancelled "DOUGLAS" 30.NO.82. Philatelic but unusual. (Ref 77584).
