Nelson W. Rogers: Revision history

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9 February 2016

29 December 2015

22 July 2014

13 January 2014

6 January 2014

  • curprev 19:3219:32, 6 January 2014Awolkoff talk contribs 772 bytes +772 Created page with "== Biography == Nelson W. Rogers was an electrical engineer who contributed to the development of mercury vapor lamps and the mercury vapor rectifier. He was an assistant to Pet..."