1930's era Driving/Aviator folding Sunglasses

Unbranded, folding Driving/Aviators sunglasses fitted with "comfort cables" and amber lenses, the lenses are in excellent condition, no chips, or scratches to them.
Frames are nickel plated, in very good condition, with a "floating" central nose pad, comfort cables are plastic coated, in excellent condition, with no issues. Very similar to A/O "D" type sunglasses/goggles.
Case is in well used condition, with very little of the black crackle paint finish remaining, with a brown cotton lining, in used condition.
Rare pair of 1930's "driving/aviation" sunglasses.

s/n 37

Code: 50380