View policy
-Bef 1990
Abt 1911-1990
Abt 1912-Yes, date unknown
Abt 1915-Yes, date unknown
Abt 1917-
Abt 1918-
1920-
-Bef 2018
1922-2020
Cal 1924-2018
Abt 1879-Yes, date unknown
1889-Yes, date unknown