Five students stand by the Bonisteel Planetarium starfield projector in 1963.
Professor Henry L. Yeagley and a student use a constellation model in 1963.
Professor Henry L. Yeagley with a class in the Bonisteel Planetarium in 1963. The planetarium was in the Tome Scientific Building.
Professor Henry Yeagley with students at the Bonisteel Observatory on the roof of Althouse Hall around 1965.
Professor Henry Yeagley points at the Bonisteel Observatory's retractable roof. This observatory was on the roof of Althouse Hall in 1965.
Professor of Physics Henry L. Yeagley at desk with microscope.
A student performs a chemistry lab around 1970.
Howard C. Long, Jr., '71, (left) and another student participate in a physics laboratory exercise circa 1970.
Donald M. Thomas, '70, (turning knobs) and Howard C. Long, Jr., '71, use specialized equipment during a physics lab session.
Professor of Physics Neil Stephen Wolf works at a piece of scientific machinery with a student.
A chemistry professor observes an experiment with a student in 1975.
Students in Professor William Vernon's mineralogy class observe different types of minerals using microscopes.
Professor John Luetzelschwab, Professor Priscilla Laws, and an unidentified student work with scientific equipment on April 3, 1979.
Students perform a microscopy lab during a biology class in fall 1984.
Front left: Joe Bergman '88.
A professor stands next to several students who are using microscopes during a biology lab in 1985.
Chemistry professor Scott Hill and his students analyze the results of an experiment using a computer on February 4, 1987.
Professor Richard M. Lane and a student use an electron microscope in January 1988.
Chemistry Professor Tom Brennan discusses the results of an experiment with two students around 1990.
Professor John Henson supervises two students performing microscopy work around 1990.
Professor Hans Pfister and students work on a robot intended to control an instrument inside a plasma chamber on July 22, 1992.
Left to right: Grant Braught ('90), Hans Pfister, Jeremy Wachtel, Olga Philipova
Students in the Analysis and Management of the Aquatic Environment class analyze water samples for contaminants on November 30, 1994.
Two students consult over an experiment in a biochemistry lab in May 1995.
Professor Anthony Pires (left) supervises two students performing a biology lab in March 1996.
Professor David Crouch confers with student Rachel Whitehead during an Integrated Lab session analyzing the effect of reagent size on product stereochemistry on March 12, 1996.
Students in a chemistry lab session perform spectrophotometry on a sample on February 5, 1999.
