more declaracioun, lo here thy figure.
[7.] To knowe the arch of the day, that some folk callen the day artificial, from the sonne arysing til hit go to reste.
[Ad cognoscendum archum diei, quem vulgus vocat diem artificialem, in hoc, ab ortu solis usque ad occasum.]
Set the degree of thy sonne up-on thyn est orisonte, and ley
thy label on the degree of the sonne, and at the poynt of thy
label in the bordure set a prikke. Turn thanne thy riet aboute
til the degree of the sonne sit up-on the west orisonte, and ley
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thy label up-on the same degree of the sonne, and at the point of
thy label set a-nother prikke. Rekne thanne the quantitee of