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/fr/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
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12 janv. 1815 - William Fairbairn addressed the problem of line-shafting, and replaced the wooden turning shafts that drove the machines at Quarry Bank Mill at 50rpm to wrought iron shafting working at 250 rpm

Ajouté au bande de temps:

Date:

12 janv. 1815
Maintenaint
~ Il y a 210 ans