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