Canada, Commonwealth. A Second War RCAF Type "B" Flying Helmet Auction Archive surface rust on the Prussian

surface rust on the Prussian Iron Cross 2nd Class 1870

with what appears to be a maker’s mark partially-legible beneath the catch

6 grams inclusive of its suspension

named to Gustav Alexander Prinzen zu Sayn-Wittgenstein-Sayn

now part of modern-day Pakistan

Canada, Commonwealth. A Second War RCAF Type "B" Flying Helmet Auction Archive surface rust on the PrussianRubberized mask with rubber hoses and khaki cotton straps, with the appropriate hardware, cords and whistle attached, in two basic pieces, manufacturer stamped in black ink "A. E. H. E." above "4" on one of the straps, marked "MEDIUM" with the British Broad Arrow on the rubber nose piece, marked with the King's crown flanked by "REF. No. 10A 12571 A" and "M 10A 12570" along with "ON" on the electronics, all four microphones marked "R. C. A. F. REC. C