Early 20th Century Cobalt Blue Welding Spectacles by Willson lincoln Vintage DSP restroom sign

Vintage DSP restroom sign

Exhibits a large candy stain on the right front pocket

in Rockford

Antique tin litho coffee can

The resulting business was known for its modular bookcases

Early 20th Century Cobalt Blue Welding Spectacles by Willson lincoln Vintage DSP restroom signc. 1910s; Willson Goggles, Inc. Reading, PA Antique blue welder's specs. This set of specs was designed for oxy acetylene welding and are marked "WB3H", denoting a shade 3. Cobalt blue lenses are less common than green lenses but provide better protection against bright flashes of light, especially with gas welding. It should be noted that this pair is particularly small. Lenses exhibit some minor scratches. 5" W from arm to arm Nose bridge is 1. 25"