Detail
Type Ab. - Ihlen is a Abbau (Surface Mine).
Kr Verden (Aller) - The Kreis for Ihlen is Verden (Aller). A Kreis is a government district (similar to a U.S. county).
See Neddenaverbergen - A See notation means the entry is dependent on another entry. In this case, Ihlen is dependent on Neddenaverbergen, which should be consulted for additional information.