License, verbatimUS-PD
The New York Public Library states no known U.S. copyright for this item. Pinax admits it as US-PD only because the work predates 1900, making public domain near-certain worldwide; status outside the U.S. is not asserted and reuse elsewhere is the user's responsibility. Credit: From The New York Public Library.
Charles Emmanuel 1er, dit le grand, duc de Savoie, prince de Piemont 1600-12. D'ap[res] un portrait du temps, par J. de Fornazeris.. 1600 (from title). The New York Public Library.