The merchant and scientist Anthony van Leeuwenhoek with the 'Van Leeuwenhoek' microscope in his hand. On the table on which he sits a globe, a branch, writing material and measuring instruments. In the margin are his name, date of birth and an ode, Portra

The merchant and scientist Anthony van Leeuwenhoek with the 'Van Leeuwenhoek' microscope in his hand. On the table on which he sits a globe, a branch, writing material and measuring instruments. In the margin are his name, date of birth and an ode, Portrait of Anthony van Leeuwenhoek., print maker: Jan Verkolje, (mentioned on object), after: Jan Verkolje, (mentioned on object), publisher: Jan Verkolje, (mentioned on object), Delft, 1686, paper, h 298 mm × w 216 mm. (Photo by: Sepia Times/Universal Images Group via Getty Images)