The Public Paperfolding History Project

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Created 30/3/2022. Last updated 24/4/2026.

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Ethical considerations about the use of Convex, Non-Convex, Irregular and Slit Starting Shapes
 
This page is being used to collect information about the history of ethical ideas about the use of Convex, Non-Convex, Irregular and Slit Starting Shapes.

Squarism is my term for the idea that squares should be preferred as the starting shape for origami designs.

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1964

Vol 4: Issue 4 of 'The Origamian' for Winter 1964 contains a profile of James M Sakoda written by Alice Gray, much of which is directly quoted from one of his letters, which contains a reference to his preference for folding from squares:

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1968

In his 'Basic Paper Folding', which was published by Jay Marshall in Chicago.in 1968, Samuel Randlett included ways of making a pentagon and a hexagon with a single cut. (which shows that starting from these shapes was still considered a standard part of recreational paperfolding at that time).

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