The Great Birr 6 foot Telescope
This contemporary photograph shows Lord Rosse's giant 6 foot telescope
in its heyday with an observer situated on a gantry at the top of a wall. It
used a rather crude mounting and could only observe close to the meridian.
favoured an equatorial mounting for this telescope but it appears
that Lord Rosse found this too difficult to implement for such a cumbersome
Some of the workers at Birr with the Leviathan's mirror
The Telescope Restored
Painting of the Leviathan
- artist unknown.
A Short History of Armagh Observatory
Last Revised: 2010 February 22nd