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William Demuth Company: Difference between revisions
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</gallery> | </gallery> | ||
<gallery widths=250px heights=185px caption="WDC Simplex and details, courtesy Doug Valitchka"> | <gallery widths=250px heights=185px caption="WDC Simplex and details, including a SEPT 3 1907 NOV 21 1911 Patent Dates, courtesy Doug Valitchka"> | ||
File:WDCSimplex01.jpg | File:WDCSimplex01.jpg | ||
File:WDCSimplex07.jpg | File:WDCSimplex07.jpg | ||