Vlyssis Aldrouandi patricii Bononiensis Musaeum metallicum in libros IIII distributum
Musaeum metallicum is a 1648 natural-history catalogue of minerals, fossils and metals by Ulisse Aldrovandi, edited by Bartolommeo Ambrosini and printed in Bologna for scholars and collectors. Its woodcut plates show fossil shells and rock specimens drawn as solid objects with hatched shading, which a designer could take as a model for rendering organic forms with parallel line work.












































