Canada, Commonwealth. An RCAF Observer Wing United Republic of A Grand Cross Breast Star

A Grand Cross Breast Star in silver gilt presenting a four point star of faceted rays with large ball finials

Each side of the cap also features a set of black-painted rivets that act as air vents

2nd Lieutenant Alexander Urquhart was an Observer with No

angled leather straps on either side on the reverse for placement upon a waist belt

The first series of tests over Bikini Atoll in July 1946 was codenamed Operation Crossroads

Canada, Commonwealth. An RCAF Observer Wing United Republic of A Grand Cross Breast StarAn RCAF Observer Wing, in white embroidery on black felt, padded, reverse reinforced, measures 91. 2 mm (w) x 38 mm (h), very minor frays at the edges, near very fine.