The other side of the mirror. Maya Late Classic iron-ore artifact production: an insight from Cancuendoi:10.1017/S0956536121000602GUATEMALALUXURIESMIRRORSSOCIAL contextAlthough iron-ore mirrors are commonly found in the Maya area, very few workshops are known to date. Cancue...
Trevithick's earliest example went into service in 1804 on the Merthyr-Tydfil Railway in South Whales where it pulled loads of iron ore along a tramway. Two decades would pass before the first contemporary design appeared thanks to George Stephenson. ...