Looking for Wilhelmine Grzana, who was born around 1878 in Poland of Germany, and deceased between 1925 and 1930 married to Gerrit Derk(Gerhard Diedrich) van der Kolk who died 14 december 1914 Haut Rhine, Alsace,France, at worldwar I , as a German soldier.
All i have is her name no sources of her at all.