Life and work at the Great Pyramid during the months of January, February, March, and April, A.D. 1865 : with a discussion of the facts ascertained (1867)
Smyth, C. Piazzi (Charles Piazzi), 1819-1900 · Edinburgh, Edmonston and Douglas · leaf 253
25*9 inches from floor.25 9 ,, roof. 214 ,, east wall, and 214 ,, west wall. The lamp flame was behind or southward, andrather below this hole,—in order to make said holeappear well illuminated when viewed from aboveand northward ; i.e., from the position of the instru-ment, at the top of passage,… … A special tripod-stand was therefore prepared forthe Playfair alt-azimuth instrument, having twolegs 29 inches long, and one 10*5 inches long, witha breadth of 33 inches at the top. And, by shiftingthat stand about, it was finally so placed, that thecentre of the telescope of the Playfair…
Pyramids -- Egypt Miscellanea · Excavations (Archaeology) -- Egypt · Pyramids of Giza (Egypt) · Great Pyramid (Egypt)
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
