This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Jzef Pisudski List do Centralnego Komitetu Robotniczego P.P.S. . Pisudski Institute document pl List do Centralnego Komitetu Robotniczego pl Jzef Pisudski listy pl Prauss Franciszek Ksawery PDoldautounpublished yes Collections of Jzef Pisudski Institute of America from Jzef Pisudski in Letters by Jzef Pisudski