Interior view, students using microscopes at Biological laboratory at Old Main. Display cases are against the wall in the background. George Hubbard, St. Cloud State faculty, sits in the foreground looking through a microscope. Old Main was constructed in 1874.
Percy Brush, Macalester College Class of 1901, standing in a classroom. Contributed by Richard Uriah Jones, Macalester College Class of 1901, and Macalester Head of Chemistry Department 1903-1941, and Dean of the College, 1917-1936.