Format explanations etc.
Osiek (Ostrow) 5141 1806 KA
Civil registry
State Archive in Kalisz
B 1874-1878 i1874-1878
M 1874-1878 i1874-1878
D 1874-1878 i1874-1878
LDS microfilms
B 1874-1877 M 1874-1877 1191889 #5-12
D 1874-1877 1191890 #1-4
BMD 1874-1876 1201068 #10-18
BMD 1877 1201069 #1-3
BMD 1878 2092220 #17-19