Caption: I call this sketch of Galileo (1564--1642) Galileo Pugnacious. The sketch---credited to me---is based on a drawing of Ottavio Leoni (1578--1630)): Portrait of Galileo Galilei (detail), 1624, current location: Biblioteca Marucelliana, Florence, Italy.

Credit/Permission: © David Jeffery, 2003 / Own work.
Image link: Itself.
Local file: local link: galileo_pugnacious.html.
File: Galileo file: galileo_pugnacious.html.