Practical Perspective: Exemplified on Landscapes

59 Bond Street abbey arch bisect Blackheath circle circular cuts the line delineated distance point D2 draw a line draw lines parallel draw the line drawn parallel Edw Orme equal front give the point given angle given line height horizontal line inaccessible vanishing point INCLINED instructions given landscape last example level lines line A B line be drawn line drawn line H O line perpendicular manner marked Sun obelisk objects oblique obser observe obtuse angle opposite parallel to A B picture plane point N point of sight point V2 proportion Published Jan radius right hand building right line rising line roof ruler laid sector sides of buildings slope solar perpendicular solar point spectator square sun's elevation supposed terminated transverse distance vanishing director vanishing point V1 vanishing point V2 zontal line