18TH-CENTURY LEYDEN SCHOOL PORTRAIT OF A DOCTOR Canvas Inscribed... Lot 29

18TH-CENTURY LEYDEN SCHOOL PORTRAIT OF A DOCTOR Canvas Inscribed in Latin on the reverse of the stretcher and dated 1753 Minor damage and old restorations 18th century school of Leyden, Portrait of a doctor, canvas, inscriptions in Latin on the back of the stretcher and dated 1753, small lacks and old restorations 80 x 61,50 CM - 31,5 x 24,2 IN The model in this portrait is holding the Elementa chemiae by Hermann Boerhaave (1668-1738), a famous Leiden physician and professor who was the first to give the chemical composition of blood, milk and other biological fluids, and to classify diseases scientifically. In addition to Hippocrates' textbook, the library includes books by Gerard van Swieten, another famous Leiden doctor (1700 - 1772), a pupil of the former, and Frederic Hoffmann of Halle (1660-1742), Boerhaave's rival.