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…

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 laboratory technician Margaret Kreiser using assorted Perkin-Elmer atomic absorption instruments at a Hershey Company facility to determine the metal constituents of finished food items and raw…

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 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…

Invented by Lisa Lindahl and Polly Smith in 1977, the Jogbra was the first sports bra. Lindahl and Smith's initial prototype was in the style of two jockstraps sewn together to create a crude brassiere with two pouches…

Women employees and technicians assemble Helipot products at benches. The Helipot Division of Beckman Instruments mostly produced potentiometers and other electrical components.

Potentiometers regulate the flow of…

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…

A man in a lab coat and a woman with a clipboard record the readings of an HC/CO Tester attached to the tailpipe of an automobile. This instrument measures the levels of hydrocarbons (HCs) and carbon monoxide (CO)…

General view of laboratory technician Margaret Kreiser using the heated graphite atomizer (HGA) attachment of a Perkin-Elmer Model 403 Atomic Absorption Spectrophotometer to test a chocolate sample for volatile elements…

Women employees and technicians assemble Helipot products at benches. The Helipot Division of Beckman Instruments mostly produced potentiometers and other electrical components.

Potentiometers regulate the flow of…

This oxygen analyzer is being used to ensure food safety by measuring the oxygen content of the headspace inside food packaging. Oxygen readings that are too high could indicate an environment that encourages the growth…

Cachet created by Colorano is a silk depiction of Rosalyn S. Yalow with text that describes the work which earned her the 1977 Nobel Prize in Medicine. Part of the Women's History Series (No. 83) by the National…

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 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 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 laboratory technician Margaret Kreiser grating a sample of chocolate prior to testing at a Hershey Company facility. Per notations accompanying the photograph, testing included an analysis of the…

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 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 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 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…

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…

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 an unidentified laboratory technician using a Perkin-Elmer Model 403 Atomic Absorption Spectrophotometer to test the lead content of a urine sample in the industrial hygiene laboratory at the Electric…

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…