- 1 Marius R. Campbell
Contributions to economic geology 1908 : Part II, Mineral Fuels
Washington, D.C.: Gov. Print. Off. 1910; 559 Seiten; Kt., graph. Darst.
Mineralöl - 2 Marius R. Campbell
Contributions to economic geology (short papers and preliminary reports) 1909 : Part II, Mineral fuels
Washington, D.C.: Gov. Print. Off. 1911; 254 Seiten; graph. Darst., Kt.
Fossiler Brennstoff - 3 David White; Marius R. Campbell
Contributions to economic geology (short papers and preliminary reports) 1921, Part II.- Mineral fuels
Washington, D.C.: Gov. Print. Off. 1922; X, S. 315 - 322