 
| Type | Valeur | 
|---|---|
| Titre | Herbert I de Vermandois and Bertha de Morvois in Selected Ancestral Lines, pg. 16 [See document in the Memories section] | 
| Selected Ancestral Lines, pg. 16 | 
| Herbert I de Vermandois and Bertha de Morvois in Selected Ancestral Lines, pg. 16 [See document in the Memories section] |