Note 34 — Chapter IX
Reading edition
This discovery was published at Paris, in a treatise called “L’Usage du Cadran, ou de l’Horloge Physique Universelle,” in the year 1639; from which may be dated the invention of the pendulum.
Reading edition
This discovery was published at Paris, in a treatise called “L’Usage du Cadran, ou de l’Horloge Physique Universelle,” in the year 1639; from which may be dated the invention of the pendulum.