The Hasnon Company, founded in 1837, was a French bituminous coal exploration enterprise. Despite its efforts, it conducted numerous surveys and opened three pits in Hasnon and Wallers in 1839 and 1840, within the Nord-Pas-de-Calais mining basin.
The Hasnon Company, founded in 1837, was a French bituminous coal exploration enterprise. Despite its efforts, it conducted numerous surveys and opened three pits in Hasnon and Wallers in 1839 and 1840, within the Nord-Pas-de-Calais mining basin.
Source: Wikipedia "Hasnon Company" · CC BY-SA 4.0
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