Unique forced registration "Supposed to contain coin/REGISTRATION FEE 6D", Queensland postal history 1871 interrupted mail cover with 2 x QV 3d greenish grey pmk'd "Q.L" and tied BRISBANE 4/NO 1 71 paying the 6d rate via Southampton to Cambridge Heath, London, h/stamped champhered corners boxed "Supposed to contain coin/REGISTRATION FEE 6D." with further QV 6d yellow-green affixed and tied "Q.L", London registration cds and oval dated JA 29 72 plus red crayon "1/-" confirming full postage paid. Ex Geoffrey MANTON. £8500