Keywords: Jan dekert 1.JPG en Jan Dekert Scan from the 1912 book by Władysław Smoleński http //www pbi edu pl/book_reader php p 50568 s 1 Caption credits a portrait presumaly late 18th century in the Church of St John św Jan in Warsaw unknown unploaded by Piotrus PD-art PD-old-70-1923 PD-Poland Jan Dekert Engraved portraits of men |