1945 National Lead Ad ~ WWII Lead "Cages" for X-Rays

Original vintage magazine ad for the National Lead Company. Ad features lead lined revolving doors ("cages") that were used to x-ray hollow steel propellers for war.

Tagline or sample ad copy: The lead cage . . . that tames wild x-rays

Publication Year: 1945

Approximate Ad Size (in inches): 10¼ x 13½

Condition: Good to VG