General view of an unidentified female employee polishing a curved panel of Plexiglas designed for use as an aircraft windshield. This photograph was likely taken at the Rohm and Haas Company plant located in Bristol,…

General view of an unidentified female employee polishing a curved panel of Plexiglas designed for use as an aircraft windshield. This photograph was likely taken at the Rohm and Haas Company plant located in Bristol,…

Catherine Fenselau grew up in York, Nebraska. Always interested in science, first archaeology and ultimately chemistry, she attended Bryn Mawr College. The chairman of the chemistry department, Ernst Berliner, became…

General view of two unidentified students operating Perkin-Elmer infrared spectroscopy equipment in the chemical analysis instrument laboratory at Broome Community College in New York State. Per notations accompanying…

General view of a Perkin-Elmer Model 6500 Inductively Coupled Plasma Mass Spectrometry system in use at an unidentified laboratory facility. The individuals visible in the photograph are identified as Dr. Lee Davidowski…

General view of Dr. Eva Wittgenstein inserting a sample into a Perkin-Elmer Model 621 Grating Infrared Spectrophotometer in use at a facility associated with the Laboratory Methods Research Section of the Environmental…

General view of a Perkin-Elmer Model 337 Grating Infrared Spectrophotometer in use at a Calgon Water Management laboratory facility. The female technician visible in the photograph is unidentified.

General view of a Perkin-Elmer Grating Infrared Spectrophotometer in use at a Calgon Water Management laboratory facility. Per notations accompanying the photograph, the spectrophotometer is being used to characterize…

General view of Senior Pollution Control Technician Tara Schultz inserting a stack gas sample via syringe into a Perkin-Elmer gas chromatograph in the pollution laboratory at a Bethlehem Steel Corporation plant in…

General view of an unidentified female technician inserting a sample of an organic solvent into a Perkin-Elmer gas chromatograph at a laboratory associated with the National Institute for Occupational Safety and Health…

Two views of laboratory technician Cynthia A. Alley operating a Perkin-Elmer gas chromatograph and data station in a laboratory at the Analytical Bacteriology Branch of the Centers for Disease Control. In the first…

General view of an unidentified female technician loading blood serum samples into a Perkin-Elmer Model F-40 Multifract Gas Chromatograph in a laboratory at the Institut für Rechtsmedizin located in Göttingen, Germany. …

General view of an unidentified female technician inserting a sample into a Perkin-Elmer Model F-30 Gas Chromatograph for analysis at the the National Institute for Occupational Safety and Health (NIOSH) Hazards…

General view of chemist Janet Sheridan placing two oil samples into a Perkin-Elmer double-beam fluorescence spectrophotometer at a Coast Guard Research and Development Center laboratory. Per notations accompanying the…

General view of clinical technologist Mullin Chiong measuring a urine sample prior to analysis in the analytical laboratory at the Yale-New Haven Medical Center. Per notations accompanying the photograph, a Perkin-Elmer…

General view of Dr. Peter Jatlow, director of the clinical laboratory, and technologist Ying-Lin T. Gravel examining the graphical output of a Perkin-Elmer fluorescence spectrophotometer in use at the Yale-New Haven…

General view of two unidentified chemists discussing the spectrum of a compound analyzed using a Perkin-Elmer fluorescence spectrophotometer in the laboratory of the Biomolecular Sciences Section of the Arthur D. Little…

General view of a sample of anti-cancer drug metabolite being inserted into the cell of a Perkin-Elmer fluorescence spectrophotometer at an unidentified laboratory facility. The woman visible in the photograph is…

General view of an unidentified female chemist examining the recording graph from a Perkin-Elmer elemental analyzer in use at a laboratory associated with the Foster Wheeler Corporation. Per notations accompanying the…

General view of technician Georgina Phillips operating a Perkin-Elmer elemental analyzer in the Marine Ecology Laboratory at the Bedford Institute of Oceanography located in Dartmouth, Nova Scotia, Canada. Per notations…

General view of a Perkin-Elmer differential scanning calorimeter with a robotic autosampler in use at an unidentified laboratory facility. The individual visible in the photograph is identified as Christa [surname…

General view of assorted Perkin-Elmer instruments in use in the chemical analysis instrument laboratory at Broome Community College, including a differential scanning calorimeter (foreground), an atomic absorption…

General view of a suite of scientific instruments comprising the Perkin-Elmer Delta Series Thermal Analysis System, including a differential scanning calorimeter, thermomechanical analyzer, and Model 3700 data station.…

General view of an unidentified female employee pouring a water sample into the tray of a Perkin-Elmer Autosampler at an Environmental Protection Agency (EPA) laboratory facility located in Edison, New Jersey. Per…

General view of an unidentified employee operating a Perkin-Elmer Atomic Absorption Spectrophotometer with a heated graphite atomizer (HGA) attachment in use at a Calgon Water Management laboratory facility. Per…