This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Paulucci di Calboli Exercitatio philosophica . Book Paulucci di Calboli Francesco Exercitatio philosophica excudebat Johannes Zempel Romae lat it Exercitatio philosophica in qua selectas ex geometria et physica propositiones data cuilibet singulas impugnandi facultate publice demonstrat ac defendit Franciscus Joseph marchio Paulutius