A manual for teaching model-drawing : from solid forms, the models founded on those of M. Dupuis : combined with a popular view of perspective, and adapted to the elementary instruction of classes in schools and public institutions (1843)
Williams, J. Butler, Sir, Lowry, Joseph Wilson, 1803-1879 · London : J. W. Parker · leaf 187
166 PRACTICE WITH THE Fourth Position. The positions reversed ; i. e. the square to be placed parallel to the sides of the room, instead of the circle as above. … Left Middle. Right. Fifth Position. The square parallel to the head of the room, in a vertical plane, and above the level of the eye. The revolving axis of the circle to be horizontal, and the circle to be placed in a horizontal plane. Left. Middle. Right. "When a circle, in a horizontal plane, is…
Drawing · Perspective
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
