Easy lessons in perspective : including instructions for sketching from nature (1830)
Boston : Hilliard, Gray, Little and Wilkins · leaf 78
le dampness,which makes the ink work favourably. With regard to foliage it may be observed, that themore distant it is, the less distinct and the smaller is thecharacter of its touch. Each tree should have a touchof its own, by which its species is expressed. A hillcovered with foliage is…
Drawing -- Study and teaching · Perspective
Internet Archive · New York Public Library · Public Domain Mark 1.0. Free to use for anything.