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