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Environment & Energy

(21,767 posts)

2. It seems to me that metal chain links would be more expensive than masonry bricks

Tue Apr 16, 2019, 10:40 AM

Apr 2019

I immediately thought of a clock when you started your description.

Here’s an approach which may appeal to you: https://www.aresnorthamerica.com/
http://vimeo.com/48344799

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Don't raise bricks, raise a chain of heavy links. eppur_se_muova Apr 2019 #1