Building a Cathedral without Science or Mathematics: The Engineering Method Explained
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Further reading 1
Caption notes
The presenter measures an arch with string, folds it into thirds and overlays the resulting construction on a section of Sainte-Chapelle. The match demonstrates what the rule can produce while leaving its precise historical use a separate question.
Archived captions (transcription method unspecified) ↗Original passages · 2
lay the string on the ground and fold it into thirdsit matches.