Detail
Type Zk. - Zwerisberg is a Zinken (Outlying Farm).
A Freiburg - The Amtsbezirk for Zwerisberg is Freiburg. The Amtsbezirk is the District Office.
See Sankt Märgen - A See notation means the entry is dependent on another entry. In this case, Zwerisberg is dependent on Sankt Märgen, which should be consulted for additional information.