 
| Type | Valeur | 
|---|---|
| Titre | Rollo, Ragnvald and Hrollager in Avranchin Monumental et Historique, pg. 61-62 [See document in the Memories section] | 
| Personnes | 
|---|
|  GONGU Hrolf "ROLLO: Longsword HP02 RO01 SK01 | 
| Avranchin Monumental et Historique, pg. 61-62. | 
| Rollo, Ragnvald and Hrollager in Avranchin Monumental et Historique, pg. 61-62 [See document in the Memories section] |