1814 NAPOLEONIC WAR 'TRANSPORT-OFFICE/CROWN G.R/PRISONERS OF WAR' HAND STAMP (L306) ON MAIL USED IN LONDON. Fine wrapper Westminster to 'Richard Wilson Esqr. M.P., No.47 Lincoln's Inn Fields', on front fine strike of the oval 'TRANSPORT-OFFICE/CROWN G.R/PRISONERS OF WAR' hand stamp in black (L306) applied to letters to and from French and British prisoners of war handled by the Transport Office in Westminster. Also on front fine strike '2' charge mark in black and good strike 'TwoPyPost/Unpaid/Bge St. Westminster' hand stamp in blue. On reverse light strike London date stamp 19 MR 1814. Rare hand stamp. (Ref 121458).