The mineral laws of the Orange River Colony, including the Mining of precious metals ordinance, 1904, The Mining of precious stones ordinance, 1904, The Mining of base metals and minerals ordinance, 1904, and The Mines regulations, with notes and a complete index
Bell, William Henry Somerset, 1856- [from old catalog] ed; Orange Free State (Orange river colony, 1900-1910) Laws, statutes, etc. [from old catalog]