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