More or Less - A guide to imperial measures - from barleycorn to Roman mile - 麻豆官网首页入口 Sounds
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More or Less - A guide to imperial measures - from barleycorn to Roman mile - 麻豆官网首页入口 Sounds
A guide to imperial measures - from barleycorn to Roman mile
Tim Harford asks mathematician Matt Parker for his guide, starting with barleycorns.