Optical emision spectrometer
3 photographs, no negatives;
Dave Zierath using the optical emission spectrometer
Optical emission spectrometer;
Manuscripts, maps, fieldnotes, and photographs may be viewed in-house only. Please contact the ISGS Special Collections Curator, Anne Huber, for an appointment at 217-300-0005 or email firstname.lastname@example.org Monday thru Friday, 8am-noon or 1pm-5pm.