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ahupp
on Aug 31, 2020
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Why are there 5280 feet in a mile? (2009)
Does that mean measurements need to specify which kind of foot they are using, in case they might predate the switchover?
taejo
on Aug 31, 2020
[–]
It's not so much a switchover as the
end
of a switchover. The international foot was adopted in 1959, and everything since (at least in surveying) should specify (but often does not, which is one of the reasons the survey foot needs to be abolished)
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