What is an Astrolabe
To answer this question in simple language was Geoffrey Chaucers astronomer-poet chief object He wrote his Treatise on the Astrolabe in 1387 for little Lewis his lo-years- old son to learn at Oxford Manuscript copies of this work of Chaucer approaching completeness are very few in number and inaccessible to the general reader He undoubtedly obtained the greater part of his book from Latin version of the Compositio et Operat...
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