A guide to pictorial perspective : with numerous illustrations (1851)
Green, Benjamin Richard, 1808-1876 · London : George Rowney and Co. · leaf 65
set that a knowledge of the principles of perspective shouldgo hand in hand with the pupils powers of vision, so thatthey may mutually assist each other. A very little practicein drawing lines in the various positions pointed out inplate 1 would enable the merest tyro to give a tolerableoutline of… … The true place of the retiring lines is shewn by thedotted lines, the false direction given resulting from whathas been stated above, viz., the pupil drawing the lines ashe sees them, without reflecting that his eye being uncul-tivated, he cannot see them rightly. Through a disregardof one of the…
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten20unit-1183-530.webp)
