Civil registry
USC Osielsko?
State Archive in Bydgoszcz
B 1874-
M 1874-
D 1874-
LDS microfilms
BM 1874 1189037 #19-20
BMD 1875-1877 B 1874 1189038
MD 1877 1189039 #1-2
BMD 1878-1879 B 1880 1417506 #2-8
MD 1880 BMD 1881-1882 B 1883 1417507
M 1883 1417508 #1