of his propre moevinge passeth in the mene whyle. And for the

more declaracioun, lo here thy figure.

[8.] To turn the houres in-equales in houres equales.

[Ad convertendum horas inequales in horas equales.]

Knowe the nombre of the degrees in the houres in-equales, and

departe hem by 15, and tak ther thyn houres equales. And for

the more declaracioun, lo here thy figure.

[9.] To knowe the quantitee of the day vulgare, that is to seyen, from spring of the day un-to verrey night.

[Ad cognoscendum quantitatem diei vulgaris, viz. ab ortu diei usque ad noctem.]

Know the quantitee of thy crepusculis, as I have taught in the