Pavements, [64], [66], [176], [178], [180], [181], [183].

Pedestal, [141], [161].

Pentagon, [186], [187], [188].

Perspective, Angular, [98]-[123].

Persp"ctive, Definitions, [13]-[23].

Persp"ctive, Necessity of, [1].

Persp"ctive, Parallel, [42]-[97].

Persp"ctive, Rules and Conditions of, [24]-[41].

Persp"ctive, Scientific definition of, [22].

Persp"ctive, Theory of, [13]-[24].