Linked up here:
http://www.freerepublic.com/focus/chat/3701890/posts?page=29#29
And if you have any evidence for an earlier proposal of an internal spiral ramp, bring it, otherwise, no, you didn’t read about in in the 1970s.
KamperKen: "I first read the interior ramp theory back in the 1970s. That one has been floating around for a while along with the exterior ramp that wound around the pyramid. There are issues with both including how they raised and mounted 70+ ton granite slabs over the Kings Chamber in the Great Pyramid and in the case of the Khafre pyramid how they raised the pyramidion.
And if you have any evidence for an earlier proposal of an internal spiral ramp, bring it, otherwise, no, you didnt read about it in the 1970s.