Category:Fred H. Colvin
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American machinist, technical journalist, and author and editor of books and articles on industrial subjects | |||||
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Date of birth | 1867 | ||||
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Date of death | 1965 | ||||
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Media in category "Fred H. Colvin"
The following 2 files are in this category, out of 2 total.
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Colvin-Arbor-Press-Diagram.tif 3,800 × 3,040, 2 pages; 33.11 MB
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Locomotive classification--Colvin 1906--300dpi.jpg 993 × 1,544; 410 KB