Class Handouts:
The Venerable Astrolabe Updated Jan 2016

I am currently researching ancient astronomy using period texts such as Ptolemy's Almagest, Chaucer's Treatsie on the Astrolabe. As I put together articles, they will appear here.

Chaucer's Treatise on the Astrolabe: A Parallel Translation
Through Aristotelean Spectacles

Astrolabes - THE site for information on the Astrolabe
Check out Jim Morrison's book The Astrolabe

Walter W. Skeat's 1872 book on Chaucer's Treatise on the Astrolabe
        Copy of original book on Google Books

The Sphere of Sacrobosco and Its Commentators - A 13th c textbook of Astronomy

    To understand the worldview of the Middle Ages, it is important to understand the Physics of  Aristotle
(see my article Through Aristotelean Spectacles)
On the Heavens

The classic work on astronomy as it was known in the Middle ages: Ptolemy's Almagest 

Ever wonder about the stories behind the constellations? Ian Ridpath has put together a wonderful book on constellation lore called Star Tales. It is available in book form or with the complete content online.

The North American Sundial Society (NASS) - lots of links

The Sundial Mailing List

History of Astronomy Discussion List

Rete: The History of Scientific Instruments mailing list from the Museum of the History of Science, Oxford

Join the calendar discussions on the CALNDR-L list