Broxb. 46.10

3D Model

Oeuvres

Royer, Jacques la

1678

Avranches

Functional scientific binding. French, late 17th century. Green sheepskin over wooden boards, with a vellum sheet printed with astronomical dials pasted over. This very rare volume of scientific tracts has a functional binding: one cover houses a stylus or gnomon that acts as a sundial.