Detail
Type Ml. - Niedermühle is a Mühle (Mill).
Kr Fritzlar - The Kreis for Niedermühle is Fritzlar. A Kreis is a government district (similar to a U.S. county).
See Niederurff - A See notation means the entry is dependent on another entry. In this case, Niedermühle is dependent on Niederurff, which should be consulted for additional information.