1955 REGISTERED MAIL LONDON TO ZURICH SHOWING WILDINGS AND KGVI HIGH VALUES BEFORE INTRODUCTION OF THE QEII CASTLE HIGH VALUES. Large envelope (305 x 250mm) with set of Wildings ½d to 1/6d also the four KGVI 2/6d to £1 high values (SG509-512) cancelled neat MARBLE ARCH cds's 25 JY 55. Envelope slight imperfections as expected and philatelic in nature but delightfully shows that the QEII Castle issue was not ready for use at the start of the reign. (Ref 99865).