| The Public Paperfolding History Project
Last updated 23/12/2023 x |
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| How to Find the Centre of a Circle by Folding | |||||||
| This
page attempts to record what is known about the origin
and history of a simple way of finding the centre of a
circle by folding alone. Please contact me if you know
any of this information is incorrect or if you have any
other information that should be added. Thank you. ********** 1686 As far as I know this method first appears in print in the 1686 edition of 'Het natuurlyk tover-boek' by Simon Witgeest.
********* The method also appears: 1702 In 'Neueröffnete Raritäten und Kunst-Kammer' by Simon Witgeest, which was published in Nurnberg in 1702.
********** 1707 In 'Natürliches Zauber-Buch oder neuer Spiel-Platz der Kunste' by Simon Witgeest, which was published in 1707.
********** 1759 In 'Onomatologia curiosa artificiosa et magica oder ganz natürliches Zauber-lexicon', which was published in 1759. Column 340
********** 1839 In the 5th edition of 'Das Buch der Zauberei' by Johann August Donndorff, which was published in Vienna in 1839.
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