Date: | 08 23 1919 |
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Description: | Engineering photograph of an experimental tractor or motor cultivator with a rear crawler track near an International Harvester factory. The original capti... |
Date: | 08 23 1919 |
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Description: | Newspaper article describing the test flight of Alfred Lawson's first transcontinental airplane. This article was copied and framed in a scrapbook related ... |
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