Inside Out Library · ExploreLife 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 6232b BR 55 SO MDI 2 _ 02/94 198114Pyramids · Great Pyramid (Egypt) · Antiquities · Pyramids -- Egypt -- Miscellanea · Egypt -- AntiquitiesInternet Archive · Smithsonian Libraries and Archives · Public domain (published before 1931). Free to use for anything.More pictures from 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 ascertainedMore like this