”I have planned out and made a good beginning, in a large survey of geodetic accuracy, to extend round all the Gizeh pyramids and to shew us their real errors of construction. Few people will sympathise with such a work, but I feel it is shameful not even to know the accuracy of the finest work of ancient times; to attain it is something beyond the zeal of modern architects, but at least we ought to be able to measure more accurately than they worked.” - Sir William Matthew Flinders Petrie - February 11, 1881
”…[O]n February 7, 2015, Egyptologist Mark Lehner, surveyor Joel Paulson, and I stood at the southwest corner of the Great Pyramid. We were there to conduct a survey of the base of the Great Pyramid using the latest equipment and survey techniques. We started the way Petrie did, looking for monuments from previous surveys. Standing at the Pyramid’s southwest corner we saw exactly just what Petrie had seen so many years before, an empty hole in the rock…”
- Finding Those Indelible Marks Flinders Petrie Left on the Giza Plateau by Glen Dash
Dr. Troglodyte