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This illustration of a phlebotomy knife appears in an eighteenth-century Judeo-Arabic medical manuscript. Bloodletting, thought to balance the humors of the body, was an accepted medical treatment at…
These pages are from a manuscript, De dificuldade de ourinar (On Difficulty in Urinating), by a Jewish physician and surgeon in Amsterdam, Samuel de Leon Benavente (1643–1722). He was known for his…
This illustration of an armillary sphere is from a treatise on astronomy, Sefer mareh ha-ofanim (The Appearance of the Heavenly Beings), by Solomon ben Abraham Avigdor. The treatise was mostly a…
This illustration of the (Aristotelian) cosmos appears in an eighteenth-century manuscript of Neḥmad ve-na‘im (Nice and Pleasant), David Ganz’s posthumously published book on astronomy.
