PROBLEM I.
To fix the Position of a given Point 10
PROBLEM II.
To draw a Right Line between two given Points 13
PROBLEM III.
To find the Vanishing-Point of a given Horizontal Line 17
PROBLEM IV.
To find the Dividing-Points of a given Horizontal Line 23
PROBLEM V.
To draw a Horizontal Line, given in Position and Magnitude,
by means of its Sight-Magnitude and Dividing-Points 24
PROBLEM VI.
To draw any Triangle, given in Position and Magnitude, in a
Horizontal Plane 27
PROBLEM VII.
To draw any Rectilinear Quadrilateral Figure, given in
Position and Magnitude, in a Horizontal Plane 29
PROBLEM VIII.
To draw a Square, given in Position and Magnitude, in a
Horizontal Plane 31
PROBLEM IX.
To draw a Square Pillar, given in Position and Magnitude,
its Base and Top being in Horizontal Planes 34
PROBLEM X.
To draw a Pyramid, given in Position and Magnitude, on a
Square Base in a Horizontal Plane 36
PROBLEM XI.
To draw any Curve in a Horizontal or Vertical Plane 38
PROBLEM XII.
To divide a Circle drawn in Perspective into any given
Number of Equal Parts 42
PROBLEM XIII.
To draw a Square, given in Magnitude, within a larger
Square given in Position and Magnitude; the Sides of the
two Squares being Parallel 45
PROBLEM XIV.
To draw a Truncated Circular Cone, given in Position and
Magnitude, the Truncations being in Horizontal Planes,
and the Axis of the Cone vertical 47
PROBLEM XV.
To draw an Inclined Line, given in Position and Magnitude 50
PROBLEM XVI.
To find the Vanishing-Point of a given Inclined Line 53
PROBLEM XVII.
To find the Dividing-Points of a given Inclined Line 55
PROBLEM XVIII.
To find the Sight-Line of an Inclined Plane in which Two
Lines are given in Position 57
PROBLEM XIX.
To find the Vanishing-Point of Steepest Lines in an Inclined
Plane whose Sight-Line is given 59
PROBLEM XX.
To find the Vanishing-Point of Lines perpendicular to the
Surface of a given Inclined Plane 61