CTS449186 Castello St Angelo, 1688 (pen & brown ink with black chalk) by Ulft, Jacob van der (1627-89); 12.1x21 cm; The Devonshire Collections, Chatsworth; (add.info.: Castel Sant\'Angelo, Rome, originally conceived as a mausoleum for Emperor Hadrian and later used by the popes as a fortress;); Reproduced by permission of Chatsworth Settlement Trustees; Dutch, out of copyright.