The celestial worlds discover'd: or, conjectures concerning the inhabitants, plants and productions of the worlds in the planets / Written in Latin. By Christianvs Hvygens, and inscrib'd to his brother Constantine Hvygens. [Translated by John Clarke].

Licence: Public Domain Mark

Credit: The celestial worlds discover'd: or, conjectures concerning the inhabitants, plants and productions of the worlds in the planets / Written in Latin. By Christianvs Hvygens, and inscrib'd to his brother Constantine Hvygens. [Translated by John Clarke]. Source: Wellcome Collection.