Perpetuum drawings

Slideshow with drawings of Cornelis Drebbel's Perpetuum Mobile. More images here.

1612 in a letter from Antonini to Galilei

1604 in a letter from John Speed.

From Joachim Morsius' Album

1614 from Jakob Fetzers Album

1612 according to Heinrich Hiesserle von Chodaw.

Found by Alexander Marr

2007-2012, Working model made by Richard SantaColoma.

1992 Model by Andrew Crisford

Model in Musée Gassendi, Digne-les Bains, France