- The Explorers' and Assayers' Companion: Rocks, Veins, Testing and Assaying: Volume I (Complete in Itself) of the Third Edition of Explorers', Miners' and Metallurgists' Companion ...
- The Explorers', Miners', and Metallurgists' Companion: Comprising a Practical Exposition of the Various Departments of Geology, Exploration, Mining, Engineering, Assaying, and Metallurgy
- The Explorers', Miners', and Metallurgists' Companion: Comprising a Practical Exposition of the Various Departments of Geology, Exploration, Mining, Engineering, Assaying, and Metallurgy
- The Explorers' and Assayers' Companion: Rocks, Veins, Testing and Assaying : Volume I (Complete in Itself) of the Third Edition of Explorers', Miners' and Metallurgists' Companion
- The Explorers', Miners', and Metallurgists' Companion: Comprising a Practical Exposition of the Various Departments of Geology, Exploration, Mining, Engineering, Assaying, and Metallurgy






