(www.sciencedaily.com)
*"semi" qualifier bc there's so little known for sure -- but it's at least plausible, and his extensive research doesn't contradict things that can be verified.
https://en.wikipedia.org/wiki/Long_ton
> he long ton,[1] also known as the imperial ton, displacement ton,[1][2] or British ton,[3] is a measurement unit equal to 2,240 pounds
Nobody seems to like it this way.
[0] https://hgvlgvtraining.co.uk/wp-content/uploads/2024/11/weig...
Without ever telling *how" they were moved of course, that would give out too much