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warr5015Safety Goggles for Road Work. May 17, 2013. I am back as a research assistant for part of this summer; so, hopefully this means some new and exciting lab blogs about things we are finding while cataloging my favorite material type: glass. This last week several fragments I knew to be lenses. Click the link for some recently sold antique photos of what the goggles may have looked like)! CESCO Lens etched makers mark. CESCO Lens to scale. Crescent Electric Supply Company (CESCO). If so, did the lenses come...
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