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