. mining and engineering journal . LOCKINGACTION. For Mines andWorkshops. Slock Sizes from 20 to 100 pole Switch Fuses, and Ammeter. H. BARDER (El Loveday and Anderson Streets, at 47, CASTLE STREET, When communicating with Advertiserskindly mention the South African Mining Journal INSTALLATION SWITCH. THREEPOLE.

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Keywords: ., bo, bookcentury1800, bookdecade1890, booksubjectmineralindustries