Two Air Ministry Issued Whistles Buy Now HJ Proficiency Pin - Silvered

HJ Proficiency Pin - Silvered bronze

nine with pinbacks

as per Sir Douglas Haig's despatch of November 8

Field glasses by C

Two Air Ministry Issued Whistles Buy Now HJ Proficiency Pin - SilveredTwo Air Ministry Issued Whistles The first whistle is fabricated from a nickel plated brass alloy, with a shaped mouthpiece and two distinct chambers for passage of air to exit on either side, plus a ring on the opposite end for attachment to the accompanying chain, marked with the Royal Crown above "A. M." (Air Ministry), "293 W 102" and maker marked "J. HUDSON & Co BIRMINGHAM" on the cylindrical shaft, measuring 18 mm x 82. 2 mm. Second whistle is