polish publications
Shatalin Igor - Polish Orts 1608-1684 including Georg Wilhelm orts 1621-1640, Gustav II Adolph orts 1628-1631, Carl X Gustav orts 1656-1658, Lvov 2021, ISBN 9786178055103, Piece no. 156
302 pages A4 size, hardcover, latest numbered edition of the specialized study of Polish orts of the 17th century, including the orts of Jan Kazimierz, gently rubbed cover