The meeting minutes of the German Sosnowiec councilors of the meeting conducted on July 1, 1943. During the meeting, Mayor Heyne, Deputy Mayor of Schönwälder, told the gathered about the planned meeting in the near future by higher German authorities that would discuss the definite “deportation” of the local Jewish population. Source: APK. Zespół M. Sosn. j. 6371, k. 208.