The gardener's magazine and register of rural & domestic improvement (1826)
Loudon, J. C. (John Claudius), 1783-1843, A. & R. Spottiswoode, printer, United States. Patent Office. Scientific Library, former owner DSI · London : Longman, Rees, Orme, Brown and Green · leaf 435
16 ft. high, 4 in. diam. … 410 Directions fo7 dramng Trees and purpose the pencils of the class f are useful, as well as for shad-ing : but there is a description of drawing paper with a roughsurface, not liable to be much affected by the weather, which maybe obtained by those who have occasion to draw in the open airat all…