The original PDF was downloaded from https://cc12488160114.sharepoint.com/Documents/In%20determining%20the%20measurements%20of%20the%20Capstone%20atop%20the%20Great%20Pyramid%20of%20Giza.pdf
I am unable to determine the name of the author.
In-determining-the-measurements-of-the-Capstone-atop-the-Great-Pyramid-of-Giza