Ex libris of the Przeździecki library. Established in 1842, the library contained books from the libraries of Sigismund Augustus, John Casimir and John III Sobieski, among others. In 1939 the library was bombed by the Germans, then most of the surviving book collection was burned during the Warsaw Uprising. Only remnants of the book collection of about 60,000 books, 500 manuscripts, 800 docum...