| Volume | 1 |
| Page | 825 |
| Type | Zk. |
| A | Freiburg |
| See | Breitnau |
Detail
Type Zk. - Hohlengraben is a Zinken (Outlying Farm).
A Freiburg - The Amtsbezirk for Hohlengraben is Freiburg. The Amtsbezirk is the District Office.
See Breitnau - A See notation means the entry is dependent on another entry. In this case, Hohlengraben is dependent on Breitnau, which should be consulted for additional information.