2020-07-302022-02-212020-07-302022-02-21https://hdl.handle.net/11124/174570Three students using microscopes, on a lab table, in a metallurgy classroom, Hill Hall.2 1/2 x 2 1/2 inchesblack-and-white photographsLaboratory equipmentPeople -- StudentsViews -- InteriorColorado School of Mines -- BuildingsClassrooms -- ColoradoMicroscopesStillImage