Matches in DBpedia 2016-04 for { ?s ?p "James Douglas (4 November 1837 - 30 June 1918) was a Canadian born mining engineer and businessman who introduced a number of metallurgical innovations in copper mining and amassed a fortune through the copper mining industry of Arizona and Sonora."@en }
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- James_Douglas_(businessman) abstract "James Douglas (4 November 1837 - 30 June 1918) was a Canadian born mining engineer and businessman who introduced a number of metallurgical innovations in copper mining and amassed a fortune through the copper mining industry of Arizona and Sonora.".
- Q6132770 abstract "James Douglas (4 November 1837 - 30 June 1918) was a Canadian born mining engineer and businessman who introduced a number of metallurgical innovations in copper mining and amassed a fortune through the copper mining industry of Arizona and Sonora.".
- James_Douglas_(businessman) comment "James Douglas (4 November 1837 - 30 June 1918) was a Canadian born mining engineer and businessman who introduced a number of metallurgical innovations in copper mining and amassed a fortune through the copper mining industry of Arizona and Sonora.".
- Q6132770 comment "James Douglas (4 November 1837 - 30 June 1918) was a Canadian born mining engineer and businessman who introduced a number of metallurgical innovations in copper mining and amassed a fortune through the copper mining industry of Arizona and Sonora.".