Isaac Zerkowski
b. ca 1800
Max (Meyer) Zerkowski
b. 1839 Poland, Greater Poland Voivodeship, Raschkow
d. 10/05/1914 Poland, Schlesien, Breslau
Lina Armer
b. 20/12/1865
Erna Zerkowski
b. 21/06/1892 Poland, Schlesien, Breslau