The Reckoner's Blood-letting Basin 1206

This illustration, "The Reckoner's Blood-letting Basin", was created by the renowned polymath Al-Jazari in 1206, the year of his death. This illustration, part of a larger manuscript, depicts a device used in bloodletting. It is a detailed technical drawing of the basin with its various components, reflecting Al-Jazari's focus on engineering and technological advancements. The illustration showcases the intricacies of the basin and the precise mechanics used in this medical practice, highlighting the importance of scientific knowledge in Islamic society during the 12th century.