A student working in a newly designed laboratory for instruction in general chemistry employing semi-micro techniques. Test tubes and reagent bottles are arranged neatly at the work station.
A female technician in a white lab coat recording the results of an experiment in organic chemistry. She is monitoring an apparatus used to separate natural products from plant material. The instrument consists of large glass tubes, beakers, and…
A student working in a newly designed laboratory for instruction in general chemistry employing semi-micro techniques. Test tubes and reagent bottles are arranged neatly at the work station.
A female technician in a white lab coat recording the results of an experiment in organic chemistry. She is monitoring an apparatus used to separate natural products from plant material. The instrument consists of large glass tubes, beakers, and…
A male student at the bench in a chemistry laboratory. A large number of equipment pieces (funnels, flasks, beakers, burets) are set out on the bench. The date of the photograph according to a note on the reverse is October 25, 1906.
A male student at the bench in a chemistry laboratory. A large number of equipment pieces (funnels, flasks, beakers, burets) are set out on the bench. The date of the photograph according to a note on the reverse is October 25, 1906.
A student working in a newly designed laboratory for instruction in general chemistry employing semi-micro techniques. Test tubes and reagent bottles are arranged neatly at the work station. Four conjugate work stations are built as an island. This…
A student working in a newly designed laboratory for instruction in general chemistry employing semi-micro techniques. Test tubes and reagent bottles are arranged neatly at the work station. Four conjugate work stations are built as an island. This…
