Vitruvian Man
Leonardo da Vinci · Opening · human proportion
Historical drawing, reproduced from Wikimedia Commons. The file page marks the work and its faithful reproduction as public domain.
Source and rights information ↗Art sources.
Four original Leonardo studies accompany different chapters, with a Michelangelo detail closing the certificates archive. They are decorative references to observation, nature and invention. The website applies a monochrome display treatment; downloaded source files retain their original pixels.
Study of hands
Leonardo da Vinci · About · observation and human expression
Historical drawing, reproduced from Wikimedia Commons. The file page marks the work and its faithful reproduction as public domain.
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Lily study
Leonardo da Vinci · Roles · care for the natural world
Historical drawing, reproduced from Wikimedia Commons. The file page marks the work and its faithful reproduction as public domain.
Source and rights information ↗
Aerial screw
Leonardo da Vinci · Projects · invention and experimentation
Historical drawing, reproduced from Wikimedia Commons. The file page marks the work and its faithful reproduction as public domain.
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The Creation of Adam · detail
Michelangelo · Bottom of Certificates & activities
Historical fresco detail, reproduced from Wikimedia Commons. The file page marks the work and its faithful reproduction as public domain.
Source and rights information ↗The globe, press and graph line drawings are original website graphics. Earlier generated decorative portraits are no longer displayed.