Henry Mare works on an electronics test station Nov. 24, 2014, at the U.S. Army Corps of Engineers Nashville District Hydropower Branch's Electronics Service Section located at Old Hickory Dam in Hendersonville More
Henry Mare works on a soldering station Nov. 24, 2014, at the U.S. Army Corps of Engineers Nashville District Hydropower Branch's Electronics Service Section located at Old Hickory Dam in Hendersonville, Tenn. More