 
| Type | Valeur | 
|---|---|
| Titre | Walter R Parkes, "England and Wales Death Registration Index 1837-2007" | 
| Personnes | 
|---|
|  Walter Rankin Parkes | 
| "England and Wales Death Registration Index 1837-2007", database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:QVCX-JDHX : 30 October 2021), Walter R Parkes, 1951. |