Image Credit: WANHS
Posted by Rhiannon
19th August 2012ce
Edited 19th August 2012ce
NB: Unless otherwise stated, this image is protected under the copyright of the original poster and may not be re-used without permission.
Two great (almost a century) old photos, thanks for posting them Rhiannon. This one gives a good illustration of the leverage method of raising massive stones which I imagine has basically stayed the same through the centuries.