Documento DRA/01/003 - Clockmaking notebook no. 3

1 volume in a folder

140 pages. Topics include: early clocks, pendulum springs, pendulum regulation, compensation of pendulums, heaviest pendulums, wooden rods, mercurial compensation, half-dead escapement, pin wheel escapement, pin pallets, the four-legged escapement, the double three-legged escapement, electrical clocks, tell-tale clocks, church / turret clocks, etc. With diagrams.

English