A supplement to "The amateur's perspective" (1829)
Davenport, Richard, author · London : Printed for the author · leaf 26
On the Horizon-Line. 14 (The deck of this vessel is supposed to be higher above the water than the eye of the spectator is.) Then the extreme line of the sea will cut the sides of the ship ; as in fig. 1. … and the gun-whale of the ship, as well as the masts, will intercept a part of the sky. Let the spectator now rise to a higher station. He sees the platform of the deck itself. He sees the surface of the sea beyond it ; and the line which divides sea from sky (his horizon-line) has risen with his…
Perspective
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
