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- Mining laws of Spain
- Mining laws of Italy
- Tantalum (and Columbium)
- Deposits of titanium-bearing ores :by E.P. Youngman.
- Titanium
- Mining laws of France
- Mining laws of Esthonia
- Mining laws of French Morocco
- Mining laws of the Belgian Congo
- Mining laws of Germany (Prussia)
- Mining laws of Belgium
- Zirconium.
- Zirconium.
- Mining laws of Latvia
- Mining laws of Palestine
- Mining laws of Ethiopia (Abyssinia)
- Mining laws of Austria
- Mining laws of the Netherland East Indies
- Mining laws of the Netherlands
- Mining laws of Hungary
- Zircon (the gem)
- Mining laws of Great Britain
- Mining laws of Poland
- Mining laws of the Republic of Liberia
- Mining laws of Denmark and Danish possessions
- Mining laws of Haiti
- Mining laws of the Unfederated Malay States
- Mining laws of Greece
- Mining laws of Finland
- Mining laws of Egypt
- Mining laws of Newfoundland
- Mining laws of Norway
- Mining laws of Siam
- Mining laws of Cyprus
- Mining laws of Chosen (or Korea)
- Mining laws of Surinam (Dutch Guiana)
- Mining laws of Sweden
- Mining laws of Iraq
- Mining laws of French Indo-china
- Mining laws of the Irish Free State
- Mining laws of British North Borneo
- Mining laws of Luxembourg
- Mining laws of Ceylon
- Mining laws of British Honduras
- Mining laws of British Guiana