“Illinois, Cook County Birth Certificates 1878-1922,” database, FamilySearch.org Record Search, certificate for Mary Virginia O’Brien, no. 53442, 14 Aug 1920.
See:
- Mary Virginia O'Brien
- Marie Anne Regina O'Brien
- John Michael O'Brien
Periolat One-Name Study
Compiler: James McCarthy
Site updated on 24 Feb 2018; 265 people