Wiltshire 25
Image by Chance

nigelswift wrote:
there's a technical limit on the number of stonerowers you can use and no limit on the number of draggers.
There may be some flexibility here if they laid the stone down onto a 'longsledge'.

Hi Anew, long time no speak.

"There may be some flexibility here if they laid the stone down onto a 'longsledge'."

Totally agee.
Here's the principle in action http://www.dkimages.com/discover/previews/752/227247.JPG