More or Less - A guide to imperial measures - from barleycorn to Roman mile - Â鶹Éç Sounds

More or Less - A guide to imperial measures - from barleycorn to Roman mile - Â鶹Éç Sounds


A guide to imperial measures - from barleycorn to Roman mile

Tim Harford asks mathematician Matt Parker for his guide, starting with barleycorns.

Coming Up Next