pplication of the Hexagon to Drawing
a Kiosk 185
CXX. The Pentagon 186
CXXI. The Pyramid 189
CXXII. The Great Pyramid 191
CXXIII. The Pyramid in Angular Perspective 193
CXXIV. To Divide the Sides of the Pyramid Horizontally 193
CXXV. Of Roofs 195
CXXVI. Of Arches, Arcades, Bridges, &c. 198
CXXVII. Outline of an Arcade with Semicircular Arches 200
CXXVIII. Semicircular Arches on a Retreating Plane 201
CXXIX. An Arcade in Angular Perspective 202
CXXX. A Vaulted Ceiling 203
CXXXI. A Cloister, from a Photograph 206
CXXXII. The Low or Elliptical Arch 207
CXXXIII. Opening or Arched Window in a Vault 208
CXXXIV. Stairs, Steps, &c. 209
CXXXV. Steps, Front View 210
CXXXVI. Square Steps 211
CXXXVII. To Divide an Inclined Plane into Equal
Parts--such as a Ladder Placed against a Wall 212
CXXXVIII. Steps and the Inclined Plane 213
CXXXIX. Steps in Angular Perspective 214
CXL. A Step Ladder at an Angle 216
CXLI. Square Steps Placed over each other 217
CXLII. Steps and a Double Cross Drawn by Means of
Diagonals and one Vanishing Point 218
CXLIII. A Staircase Leading to a Gallery 221
CXLIV. Winding Stairs in a Square Shaft 222
CXLV. Winding Stairs in a Cylindrical Shaft 225
CXLVI. Of the Cylindrical Picture or Diorama 227

BOOK IV

CXLVII. The Perspective of Cast Shadows 229
CXLVIII. The Two Kinds of Shadows 230
CXLIX. Shadows Cast by the Sun 232
CL. The Sun in the Same Plane as the Picture 233
CLI. The Sun Behind the Picture 234
CLII. Sun Behind the Picture, Shadows Thrown on a Wall 238
CLIII. Sun Behind the Picture Throwing Shadow on
an Inclined Plane