- Norges Geologiske Undersogelse, Nos. 46-49 (1909)
- Norges Geologiske Undersogelse, Nos. 46-49 (1909)
- The Deposits of the Useful Minerals & Rocks; Their Origin, Form, and Content
- �ber Anchi-Monomineralische Und Anchi-Eutektische Eruptivgesteine (Classic Reprint)
- The Deposits of the Useful Minerals & Rocks: Their Origin, Form, and Content







