sonne in the lyne equinoxial); and abate the nombre of that same
sonnes altitude out of 90, and thanne is the remenaunt of the
noumbre that leveth the latitude of the regioun. As thus: I
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suppose that the sonne is thilke day at noon 38 degrees and 10
minutes of heyghte. Abate thanne thise degrees and minutes out
of 90; so leveth there 51 degrees and 50 minutes, the latitude.
I sey nat this but for ensample; for wel I wot the latitude of
Oxenforde is [certein minutes lasse], as I mighte prove. Now yif
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