"Buchanan" Clock

Astronomical Clock by Mudge and Dutton, c.1785.
This is the so-called Buchanan clock. This clock had been placed in the West dome of the Observatory. Loaned to the Dean and Chapter of the Church of Ireland Cathedral. A clock by J. Crosthwaite was substituted for the Mudge and Dutton clock.
(Observatory Minute Book 3/9/1844, p.38).
(see also "A Report on the Precision Clocks at Armagh Observatory" by J. Betts, Old Royal Observatory, October 1989, p.25)

Last Revised: 2009 November 18th