British Library
Harley MS 6631
1st half of the 14th century

Several works of Aristotle
ff 69r-107v : Liber methaurorum (imperfect)

f 94 :
Lib III. Cap II.5
Atqui hi colores fere sunt,
quos solos pictores exprimere non valent.
Nonnullos enim ii solent temperare;
puniceus autem, viridis et purpureus
temperatione non fiunt;
quibus ipsis coloribus arcus praeditus est.


α          ©