Type D. - Aarhorst is a Dorf (Village).

Lvl I Pr. - Level I shows which Kingdom or State the place is located in. Aarhorst is located in Preussen.

Prov Brandbg. - The Province shows which Province or State the place is located in. Aarhorst is located in Brandenburg.

RB Frankfurt - The Regierungsbezirk for Aarhorst is Frankfurt. The Regierungsbezirk is a government district that is in hierarchy between the State and Kreis level.

Kr Friedeberg (Neum.) - The Kreis for Aarhorst is Friedeberg (Neum.). A Kreis is a government district (similar to a U.S. county).

AG Driesen - The Amtsgericht for Aarhorst is in Driesen. The Amtsgericht is where the Lower District Court is located.

BKdo Woldenberg - The Bezirkskommando for Aarhorst is in Woldenberg. The Bezirkskommando is the District Military Command. You can look in the BKdo to find military records.

StdA Neu Anspach - The Standesamt for Aarhorst is in Neu Anspach. The Standesamt is where the Civil Registration Office is located.

A Neu Anspach - The Amtsbezirk for Aarhorst is Neu Anspach. The Amtsbezirk is the District Office.