WWII GMC CCKW mobile eyeglass workshop.
Fullsize image: https://diqn32j8nouaz.cloudfront.net...p_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net...e_workshop.jpg
Four Eyes: Eyeglasses and the WWII US GI (external link from Wikipedia):
http://90thidpg.us/Research/Original...Eyes-23Mar.pdf
Previously:
https://www.homemadetools.net/forum/...481#post151160
https://www.homemadetools.net/forum/...630#post166986
https://www.homemadetools.net/forum/...654#post174462
https://www.homemadetools.net/forum/...124#post168713
https://www.homemadetools.net/forum/...437#post146850
