- Created by: Michael [Randy] Walsh
- Added: 21 Jan 2013
- Find A Grave Memorial 103886904
Find A Grave, database and images (https://www.findagrave.com : accessed ), memorial page for Maria E O'Gannon (unknown–19 May 1854), Find A Grave Memorial no. 103886904, citing Holy Rood Cemetery, Washington, District of Columbia, District Of Columbia, USA ; Maintained by Michael [Randy] Walsh (contributor 47947658) .