GVILIELMI.GIL 



BERTI COLCESTREN- 



SIS, MEDICI LON-DI- 



NENSIS, 



DE MAGNET E, MAGNETO 



C I S Q_V E CORPORIBVS,ET DEMAG- 

 no magnete tellure ; Phyfiologia noua, 

 p/urimis & arguments t 



rimcnus dcmonftrata. 



LONDINI 



E X C V D E B AT PETRVS SHORT A NNO 



MDC. 



Nos. 1526-7. 



The excessively rare first edition of this celebrated work. 



