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Comment by mitthrowaway2 | Hacker News Reader
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mitthrowaway2
·
What makes you think that it hasn't been forgotten?
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rawling
·
Well, Wikipedia lists an example built in 1958.
https://en.wikipedia.org/wiki/Fan_vault
mitthrowaway2
·
That's a retirement-age ago. Wikipedia also says that particular vault is made of concrete and steel, while being
faced
with stone.
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