Outlining his geometrical laws for the Great Pyramid.
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Outlining his geometrical laws for the Great Pyramid.
Pleased to hear that he has received his statements representing curves; comments on these. Further regarding his views on the Great Pyramid.
Saw J. S. Perring for only a short time. Explained his own theories and models of the Great Pyramid at the Royal Institution. Enlarges on his theories. Has been invited to lecture to the Sino-Egyptian Society.
Unable to give in a letter the practical geometrical results he has worked out from the laws of the king's chamber of the Great Pyramid. It would grace a history of Egyptian astronomy.
Thanks for his letter. Any astronomical observations can be recorded on a plane or spherical surface. 108 equal cubes will exactly fill the coffer in the king's chamber of the Great Pyramid.
Outlining a method for making star maps with a pyramid.
Encloses [a diagram] of the transverse section of the entrance of the Great Pyramid, with details of the travelling platform for making observations.
Has received colored tracing from Italy of drawings by Col. Beek. Compares them with what may be done using the Great Pyramid.