Diagrams - a human invention to visualise ideas, inventions, and discoveries. Images from:
Hyginus’ "Poeticon Astronomicon" (1482).
"Geometrie der Architektur" by Augustin Hirschvogel (1503–1553).
Leonhard Zubler’s "Novum Instrumentum Geometricum" (1607).
"Snowflakes: a Chapter from the Book of Nature" (1863).
"Geometrical psychology, or, The science of representation: an abstract of the theories and diagrams" by B. W. Betts (1887).
"The Fifth Olympiad: the Official Report of the Olympic Games of Stockholm 1912".
Help us to keep creativity free, independent, and accessible to all
penccil is the only platform for cutting edge creativity without user tracking.
The penccil community is growing every day. But we need your support to keep penccil independent and free as a safe space for creative people around the world. Every donation, big or small, helps.
Our mission is to make creative expression truly free, independent, and accessible to all, without fees, cookies and user tracking. Your donation to penccil goes to the costs of servers and maintenance and helps us to develop penccil further.