「Expansion of a folded structure」
helical shapes
- into its spatial shape -
At the beginning:
In progress...:
And reached some expansion:
You can make a long enough strip to be a double covering of a
Moebius strip along this way in reference to the corresponding
diagram.
Material: a strip of tracing paper, without using adhesives.
Date: In 1995 [probably; confirmation is in progress...]
Photo date: March 30, 2005

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