This collection contains selected records of the Landratsämte (administrative district) offices of Jarocin, Kalisz, Konin, Krotoszyn, Leszno, Nowy Tomyśl, Oborniki, Ostrów, Poznań, Czerników, Wolsztyn, and Września. Documents cover financial matters, taxes, medical care, German officials, municipal affairs, and other administrative matters. Files contain lists of inhabitants, employees, and other local materials.