Pennethorne, John; Robinson, John [Ill.]: The geometry and optics of ancient architecture: illustrated by examples from Thebes, Athens, and Rome (London [u.a.], 1878)

THE APPARENT PROPORTIONS.

59

Tlieseium

Point
of

sight.

Position of the point of sight for
each design.

Given angles ABO and
AOP> for each design.

(No. 8. The north-east angular view oi]
the Temple of Theseus—nothing is
left to mark the roads of approach
—the given angle ABO is made the
same as in the north-west view of
the Parthenon.

ABO - 95° 31/ 40"
0 = 45° 01 0"

Level of the point

of sight ahove or

below the Upper

Step of each design.

5'54 feet

below the Upper
Step