This drawing and the one opposite by Mr. Hume Nisbet show the skilful use of paper with vertical and horizontal black lines; also, in the latter drawing, the different qualities of strength in the sky, and the method of working over the grained paper in pen and ink.

No. XVII.

“TWILIGHT.” (SPECIMEN OF BLACK-GRAINED PAPER.)

(From “Lessons in Art,” by Hume Nisbet, published by Chatto & Windus.)

No. XVIII.