Silver Operational Flight Clasp for Bomber in LDO Cello Envelope.

Zinc based and in an excellent, absolutly unworn condition with all of the silver plate still presnt. The winged bomb with all of the dark oxidised finish and attached to the badge with a single rivet.
Not marked but a known variation that has been attributed to the company of Friedrich Linden, Lüdenscheid (FLL). With Lindens characteristic hinge and pin construction.
The original LDO cellophane envelope in a very good, slightly used condition. Printed on the obverse with the 2nd pattern LDO logo and on the reverse with the quality guarentee.
Very difficult to find, untouched examples. Small find of two identical pieces.