- Created by: Gail Slater
- Added: 10 Nov 2012
- Find A Grave Memorial 100492471
Find A Grave, database and images (https://www.findagrave.com : accessed ), memorial page for Sgt William W Prokopchak (8 Jan 1923–9 Sep 2011), Find A Grave Memorial no. 100492471, citing Butler County Memorial Park and Mausoleum, Butler, Butler County, Pennsylvania, USA ; Maintained by Gail Slater (contributor 47462104) .