Detail
Type Hrgr. - Hamme is a Häusergruppe (Group of Houses).
Kr Osterholz - The Kreis for Hamme is Osterholz. A Kreis is a government district (similar to a U.S. county).
See Teufelsmoor - A See notation means the entry is dependent on another entry. In this case, Hamme is dependent on Teufelsmoor, which should be consulted for additional information.