The Economic Aspect of Geology

Field Book of Common Rocks and Minerals For identifying the Rocks and Minerals of the United States and interpreting their Origins and Meanings

The Religion of Geology and Its Connected Sciences

Principles of Geology or, The Modern Changes of the Earth and its Inhabitants Considered as Illustrative of Geology

Contemporary American Composers Being a Study of the Music of This Country, Its Present Conditions and Its Future, with Critical Estimates and Biographies of the Principal Living Composers; and an Abundance of Portraits, Fac-simile Musical Autographs, and

The Elements of Geology