3 ms·
A more primitive spindle wheel was invented in the Warring States period in China: https://www.cambridge.org/core/journals/early-china/article/abs/spindlewheel
by scythe 9mo ago
A more primitive spindle wheel was invented in the Warring States period in China:
https://www.cambridge.org/core/journals/early-china/article/abs/spindlewheel-a-chou-chinese-invention/D6D953FAE263938D621CC5E80C1A6FD8 https://www.cambridge.org/core/journals/early-china/article/...