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