TuleyRoots
Occupation
| Person |  Frederick Of Büren |
|---|---|
| Description | Count in Riesgau and Count Palatine of Egisheim-Dagsburg |
Sources
| Description | Page | Quality | Information | Evidence |
|---|---|---|---|---|
 https://en.wikipedia.org/wiki/Frederick_I,_Duke_of_Swabia |
Don't know | Don't know | Don't know |