Format explanations etc.
Stary Sumin Alt-Summin (Tuchola) 5336 1801 BY
Civil registry
USC Cekcyn
State Archive in Bydgoszcz
B 1874-
M 1874-
D 1874-
LDS microfilms
B 1874-1876 1189049 #1
D 1878-1881 M B 1880-1882 D 1874-1876 1194949 #9-12
D 1876-1877 BM 1877-1879 1194950 #1-3