A Unique First War Royal Flying Corps Side Cap By Thresher & Glenny Ltd Auction Archive gilded metal insignia attached by

gilded metal insignia attached by prongs to the tab

Rex et Imperator

allowing "temporary entry" of Soviet troops into Yugoslav territory which allowed the Red Army to assist in operations in the northeastern areas of Yugoslavia

A Prussian First War Observer's Badge by C

with the body of the cap fabricated from brown wool

A Unique First War Royal Flying Corps Side Cap By Thresher & Glenny Ltd Auction Archive gilded metal insignia attached byThe is an interesting cap with unique features. As evident from the additional lug hole, this cap was indeed fitted with a different cap badge at an early point. This is very likely due to the owner being transfered into the RFC from a different regiment. More evidence of this can be found in the uniquely engraved buttons. Fabricated from an olive green khaki cotton wool blend with fold down flaps on either side, the flap on the right side held up