 
| Type | Valeur | 
|---|---|
| Titre | Joan de Somerville, "Find A Grave Index" | 
| Personnes | 
|---|
|  JOAN de Somerville | 
| "Find A Grave Index," database, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:Q2DJ-HSSD : 10 September 2021), Joan de Somerville, ; Burial, Tattershall, East Lindsey District, Lincolnshire, England, Holy Trinity Churchyard; citing record ID 172139858, Find a Grave, http://www.findagrave.com. |