- On Hypersthene-andesite And On Triclinic Pyroxene In Augitic Rocks...
- Quantitative Classification of Igneous Rocks: Based On Chemical and Mineral Characters, with a Systematic Nomenclature
- Geology And Mining Industries Of The Cripple Creek District, Colorado
- Geology And Ore Deposits Near Lake City, Colorado, Issues 476-479
- Engineer Mountain Folio, Colorado...








