This scarce antiquarian book is a facsimile reprint of the original. Due to its age, it may conta...

This work has been selected by scholars as being culturally important, and is part of the knowled...

This work has been selected by scholars as being culturally important, and is part of the knowled...

This work has been selected by scholars as being culturally important, and is part of the knowled...

Petrography and Geology of the Igneous Rocks of the Highwood Mountains, Montana

Rocks and Rock Minerals: A Manual of the Elements of Petrology Without the Use of the Microscope

Geology of the Little Belt Mountains, Montana: With Notes On the Mineral Deposits of the Neihart,...

Petrography and Geology of the Igneous Rocks of the Highwood Mountains, Montana

This work has been selected by scholars as being culturally important, and is part of the knowled...

Geology of the Little Belt Mountains, Montana

Quantitative Classification of Igneous Rocks: Based On Chemical and Mineral Characters, With a Sy...

A Text-book Of Geology: For Use In Universities, Colleges, Schools Of Science, Etc., And For The ...