Name: Astro-skeleton, Main calendar module disassembly @MarkFrankclocks
Uploaded: 2020-09-23T01:29:31-0400
Duration: 8 min 17 s
Description: Buchanan shows the steps in the disassembly of the calendar module.

Watson demonstration overview @MarkFrankclocks

Uploaded August 2024 | Updated September 2026, 2 weeks ago

A visual demonstration of a clock-driven orrery by Eric Watson in1986. The machine contains about 90 wheels. One can see many more photos and details here: my-time-machines.net/watson-orrery.htm. Other horological eye candy at: my-time-machines.net

Arithmometere. Charles Xavier Thomas, Colmar in Alsace, France, 1872.

Astro-skeleton, mock up demo of Saturn eccentric orbit dial

Sun and moon rise, set module Manual demo 1

Yale Type D time lock, 1889, winding and setting

Overview of Sun / Moon rise & set drive assembly as of August 25, 2017

Astro skeleton. Demo of sun and moon rise, set assembly, dials on

Astro-skeleton clock on mockup sub base, Jan 2021

Yale Quad N time lock with Yale No. 1 automatic bolt motor, c.1890