[1] viXra:1501.0171 [pdf] submitted on 2015-01-16 21:51:14
Authors: Robert M. Hartranft, John W. Hartranft
Comments: 3 Pages.
The pyramids could have been easily built using very long ropes: up one side of the pyramid, across the top, down the other side, and out to the pulling team. Many ropes could be used in parallel.
Category: Archaeology