- Created by: Anonymous
- Added: 17 Oct 2015
- Find A Grave Memorial 153864677
Find A Grave, database and images (https://www.findagrave.com : accessed ), memorial page for William S O'Brien (1870–1 Sep 1945), Find A Grave Memorial no. 153864677, citing Calvary Cemetery and Mausoleum, Milwaukee, Milwaukee County, Wisconsin, USA ; Maintained by Anonymous (contributor 48223834) .