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Vilas Flying Certificate

Date: 1915
Description: Certificate issued to E.M. Griffith, the Wisconsin State Forester, so that Griffith could prove that he had flown at an altitude of 1600 feet in the "flyin...
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International DT-466 Diesel Engine Brochure

Date: 1976
Description: Cover of an advertising brochure for International DT-466 Midrange Diesel Engines. Includes a photograph of men working at a construction site.

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