William McLachlan was a Union soldier held prisoner at Old Court House. The first link is to a you tube video about Mr. McLachlan's descendant, Drew Techner's visit to Old Court House Civil War Museum. Video. This link is to information on Mr. McLachlan's war service and a picture of his gravesite. Links policy:. Old Court House Civil War Museum is a non profit 501 (c) operating a Civil War Museum in Winchester Virginia. We welcome links with other organizations with related purpose. We ask that any organization listed in our links page also list us in their links page. We are not responsible in any way for the content of the sites so linked. We reserve the right, in our sole discretion to list or not list any organization of our choosing.