Detail
Type Forsth. - Aspen is a Försthaus (Forester's house).
Kr Schlüchtern - The Kreis for Aspen is Schlüchtern. A Kreis is a government district (similar to a U.S. county).
See Oberzell B. Cassel - A See notation means the entry is dependent on another entry. In this case, Aspen is dependent on Oberzell B. Cassel, which should be consulted for additional information.