Gunpowder and Geometry: Charles Hutton's Life Underground in 1755
In August 1755, while men and women harvest the fields on the north bank of the Tyne in Newcastle, young Charles Hutton works 300 feet underground at the coalface. By candlelight, he wields a five-pound pick in cramped, dust-choked conditions.
https://www.xos.ro/reduceri/anticexlibris.ro/gunpowder-and-geometry-charles-huttons-life-underground-in-1755
https://www.xos.ro/@@site-logo/logo.png