Original WWI Cased Folding Aviator Sunglasses Named to Lafayette Escadrille Pilot Friedrich Wilhelm "Fred" Zinn Swords They are both marked nicely

They are both marked nicely as follows:

Original Item: Very close in appearance to the U

The next four years were spent training in the United Kingdom for the invasion of Normandy in 1944

The rifling may have worn away over the years

Original WWI Cased Folding Aviator Sunglasses Named to Lafayette Escadrille Pilot Friedrich Wilhelm "Fred" Zinn Swords They are both marked nicelyOriginal Item: One of a Kind. Here is a very interesting pair of aviator sunglasses with side windows, which fold away and come with a stiff leather pocket carrier. The design covers a wide field of view, making them perfect for early aviation. they measure 4 inches across closed, and do not have any markings on them that we can see. The case measures 5" x 1 , and has a faded maker mark on the closure flap. On the body there is an engraved oval Silver