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