Aviator Sunglasses - Naviex
http://www.earlyaeronautica.com/aviator-sunglasses-naviex-no-2500
"New-in-box, old stock. Teardrop style green lenses, wire wrap-around ear pieces, gold-plated frames. Not goernment issue but marked on the box "Meets Government Specifications for the absorption of 96% of the infra-red and ultra-violet rays" and "The Sunglass with the 100 year guarantee". Included are two guarantee slips as found inside vinyl case. My guess is that these were sold...
Aviator Sunglasses - Naviex No. 2500
http://www.earlyaeronautica.com/aviator-sunglasses-naviex-no-2500
"New-in-box, old stock. Teardrop style green lenses, wire wrap-around ear pieces, gold-plated frames. Not goernment issue but marked on the box "Meets Government Specifications for the absorption of 96% of the infra-red and ultra-violet rays" and "The Sunglass with the 100 year guarantee". Included are two guarantee slips as found inside vinyl case. My guess is that these were sold...
Aviator Sunglasses - Naviex No. 2500