"The Colorado School of Mines geophysics laboratory, showing Professor C. A. Heiland using a pair of geophones. This accoustic method, an outgrowth of trench warfare in Europe, is employed in connection with seismic prospecting. Seismographs in the...
Golden (Colo.)--1920-1930.; Universities & colleges--Colorado--Golden--1920-1930.; Colorado School of Mines.
Students sit at long wooden tables and study rock specimens in the geology lab at the Colorado School of Mines in Golden (Jefferson County), Colorado. Wooden drawers filled with rocks are in front of the students. Two students wear sweaters with...
Colorado School of Mines--1910-1920.; Golden (Colo.)--1910-1920.; Classrooms--Colorado--Golden--1910-1920.; Interiors--Colorado--Golden--1910-1920.; Laboratories--Colorado--Golden--1910-1920.; Students--Colorado--Golden--1910-1920.; Universities &...
Denver Public Schools--Students--Yearbooks.; North High School (Denver, Colo.)--Students--Yearbooks.; School yearbooks--Colorado--Denver.; High schools--Colorado--Denver--Periodicals.