Timothy Lund, an electrical engineer at Vionx, tests the sensors in the control box of a large-scale storage system for the U.S. Army at Fort Devens in Devens, MA on October 20, 2015.
|Date||20 Nov 2016|
|Location||Devens MA USA|
|Image size||4000x2667 pixels|
|Copyright||© 2015 Charlie Mahoney|