Detail
Type Hrgr. - Dorn is a Häusergruppe (Group of Houses).
Kr Altenkirchen - The Kreis for Dorn is Altenkirchen. A Kreis is a government district (similar to a U.S. county).
See Elbergrund - A See notation means the entry is dependent on another entry. In this case, Dorn is dependent on Elbergrund, which should be consulted for additional information.