1957 AIRMAIL QE11 6d MAUVE REGISTERED ENVELOPE BOURNEMOUTH TO WASHINGTON, USA FINE 2/6 CASTLE ISSUE.1957 2/6 CASTLE USAGE TO USA. Fine QEII 6d mauve registered envelope 'OVERSEA/REGISTERED LETTER' sent airmail Bournemouth to Washington, USA with fine 2/6 Castle lightly cancelled 'BOURNEMOUTH' date stamp 10 JA 57. (Ref 100367).
