CROLLIUS, Oswaldus (1580-1609). Basilica Chymica. Geneva: P. Chouet, 1643. 8vo (160 x 95 mm). Woodcut device on title-page, woodcut head-pieces and initials. (Some browning or staining.) Modern leather. Later edition, first published in 1609, including three sections: Basilica chymica presents a collection of formulas; Tractatus de signaturis discusses medical plants and which part of the body they heal; and Preafatio admonitoria, an explication of Paracelsian methods.