| The Public Paperfolding History Project
Last updated 8/1/2026 x |
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| Shoto Chuto Shuko-ka Kyozai by Hideyoshi Okayama, 1929 | |||||||
'Shoto Chuto Shuko-ka Kyozai' (Elementary and Secondary Manual Technology Teaching Materials) by Hideyoshi Okayama was published by Ashida Shoten in Japan in 1929. A full copy of the work can be accessed online here. Further details will be added as time permits. ********** |
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