Chaucer's Works, Volume 3 — The House of Fame; The Legend of Good Women; The Treatise on the Astrolabe; The Sources of the Canterbury Tales

by Geoffrey Chaucer

of the large hole, is cleped the Est lyne, or elles the lyne Orientale;

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and [the remenant] of this lyne fro the forseide + un-to the bordure,

is cleped the West lyne, or the lyne Occidentale. Now hastow

here the foure quarters of thin Astrolabie, devyded after the foure

[principals] plages or quarters of the firmament. And for the more

declaracioun, lo here thy figure.

[6.] The est side of thyn Astrolabie is cleped the right side, and

the west side is cleped the left side. Forget nat this, litel Lowis.

Put the ring of thyn Astrolabie upon the thoumbe of thy right