Media Summary: 2-day brass and steel time only movement. Fusee driven. Inclined brass plane underneath the movement has track for steel HiroLabo Osaka Electro-Communication University A demonstration and review of the "Time Machine," formerly known as the "Electric Wonder
Rolling Ball Clock Explained Congreve - Detailed Analysis & Overview
2-day brass and steel time only movement. Fusee driven. Inclined brass plane underneath the movement has track for steel HiroLabo Osaka Electro-Communication University A demonstration and review of the "Time Machine," formerly known as the "Electric Wonder See-through dials reveal working of skeleton