HEIGHTS AND DISTANCES. 61 



fro al fat remenant and fan sekirly hast ou fe 

 heght of fat thyng. If peraventure fe contry 

 es hilly. fan do fat fe perpendicle falle even 

 vpon pe begynnyng of pe side of pe vmbre 

 froward. fan se by bothe holes in pe thyng to 

 be mesured pe poynte fat es called A and do 

 as we taght bifore. and fat leves after fi 

 wirkyng es pe heght fro A poynte to pe heght 

 of pe thyng : bot fan salt you noght set f ereto 

 pe heght of fi stature. Parcas you woldest 

 mesure pe heght of a thyng by the schadowe 

 fereof. fan abyde til pe sonne be in pe heght 

 of fyve and fourti degrees. fan mesure pe 

 vmbre of fat thyng and fat es pe heght fereof. 

 If you wilt mesure pe heght of any thyng by 

 pe schadowe fat es to say pe vmbre fereof in 

 ilk houre fan do fus. mesure pe vmbre fat es 

 to say pe schadowe of fat thyng. and multiply 

 fat by 12 and al fat departe fan by pe poyntes 

 of pe vmbre toward, and pe nonmbre howe ofte 

 euer it be es pe heght of fat thyng if pe per- 

 pendicle falle vpon pe vmbre toward. If pe 

 perpendicle falle vp pe poyntes of pe vmbre 

 froward. fan multeply pe vmbre. fat es to say 

 pe schaddowe by pe poyntes of fat vmbre. and 

 al fat departe by 12 and fe nonmbre howe oft 

 it be. es fe heght of fat thyng. Or if you 

 wilt, lede f e poyntes of f e vmbre froward into 

 fe poyntes of fe vmbre toward, and fan multeply 

 fe vmbre. fat es to say fe schaddowe of fat 

 thyng by 12 and fan al fat departe by fe 



