An illustrated lecture on sketching from nature in pencil and water colour : with hints on light and shadow, on a method of study etc. : to be practically illustrated, when possible, by a series of lessons out of doors (1862)
Stubbs, George, 1724-1806 author, illustrator · London : Published by Day and Son, lithographers to the Queen · leaf 50
eee i, 16).
Landscape drawing -- Technique · Drawing -- Study and teaching
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.