being too picky but that seems a bit too close for me a aye b aye c aye com references provided and properly organized perhaps expand the mysterious mhn after exeter university to mining history network online sources seem to be reliable major news organizations academic articles or websites a mining museum books look ok i fixed the isbn for davies to the extent i can access the sources i don't see any or anyway most of the article is straightforward and factual with relatively little inference a aye b com i'm