Contents: General Features: Geographical, Historical, Dimensional, Internal passages and chambers; Structural details of the outside: corner sockets, platform, casing stones, core masonry, base measurements, geometry of the pyramid, Egyptian cubit; Structural Details of the Inside: lengths and positions of the passages and chambers, angles, ascending, descending passages, grand gallery, King and Queen's chamber, eastern displacement of passages, subterranean chamber, well-shaft and grotto, antechamber, coffer; Some Dimensional Theories: "pi" theory, the cubit, theory of areas, angle of passages, solar year cycle.