HUG 3, ff. 002v-4r, inc. FM = r BK = b KM = p
Incipit:FM = r BK = b KM = p
Bottom corner (65x30) torn out. Work on the center of gravity of a circular sector and other shapes. On f. 3r, drawing of a clock with a spring attachment; algebra involving the ratio of cubes; triangle with related calculation. On f. 4r, an astronomical calculation.