Detail
Type Fbr. - Zainhütte is a Fabrik (Factory).
Kr Blankenburg - The Kreis for Zainhütte is Blankenburg. A Kreis is a government district (similar to a U.S. county).
See Zorge - A See notation means the entry is dependent on another entry. In this case, Zainhütte is dependent on Zorge, which should be consulted for additional information.