Title: Leonardo plagiario?
Subjects: Authorship, Drawing, Attribution, Notebooks, sketchbooks, Knowledge, Anatomy, Artistic Anatomy, Fetus, Plagiarism, Codice atlantico
Places: Italy
People: Leonardo da Vinci (1452-1519), Ibn al-Nafīs, ʻAlī ibn Abī al-Ḥazm (1210 or 1211-1288)