Rowbotham, Thomas Leeson, 1783-1853, Rowbotham, Thomas Charles Leeson, 1823-1875 · London : Winsor and Newton · leaf 25
23 HORIZONTAL LINE. First, whether he himself and the objects he is about to represent, are on level ground or nearly so If the view be on a plane nearly level, the horizontal line may be drawn at about one-fifth, or one-fourth, of the height of that space of his paper which is intended for the… … Secondly, whether the ground be undulating, or whether the objects be viewed from a carriage, or from the lower windows of a building, or any similar moderate elevation. In this case, the horizontal line may be placed at about one-third the height. (Fig. 5).
Landscape drawing · Landscape painting
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.