Willson Z1 Aviator's Goggles

From CIRCA 1922, aviator's Z1 style, supplied and used throughout the 30's into WW2, supple leather eye guards or shades marked Willson Made in the USA, with the correct plano flat amber tinted lenses and complete with a nearly unblemished original tin carrying case. Thin steel curl temples. measures 44/22. Overall dimensions 120 x 45 mm. These goggles in this condition are extremely rare, and the tortoiseshell frames are the version every collector hankers after. A pair like these sold at Bonhams auctioneers  for over £325.