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

and adde to-gedere un-to thy rote; and thus to make rotes; and

note, that if hit so be that the yere of oure lord be lasse than the

rote, whiche is the yere of oure lord 1397, than shalt thou wryte in

the same wyse furst thy rote in thy slate, and after entere in-to thy

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table in the same yere that be lasse, as I taught be-fore; and

than consider how many signes, degrees, minutes, and secoundes

thyn entringe conteyneth. And so be that ther be 2 entrees,

than adde hem togeder, and after with-drawe hem from the

rote, the yere of oure lord 1397; and the residue that leveth