foreign 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. 147
302 pages A4 size, hardcover, latest numbered edition of a specialized study of Polish orts of the 17th century, including the orts of John Casimir, gently rubbed cover