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 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…

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 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 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 Jeanette Clarke, employee at New York City's Fordham Hospital, using a Perkin-Elmer Model 403 Atomic Absorption Spectrophotometer to measure the lead content in a sample of blood. Per notations…

Group photograph of unidentified employees of the Perkin-Elmer Corporation, a manufacturer of analytical instruments, diagnostic tools, and medical imaging equipment. A copy of The Perkin-Elmer News , an in-house…

This in-house publication includes a story about the filming of "Success Story," the company's new Spinco division, and the "feminine talent" in the Cables and Resistors department.

The individuals depicted in the photograph are identified as follows:

Standing left to right: William Nash; William Bay; J.P. Holmes; Perley Wayne; A.C. Beckert; Joseph E. LeFerre; Thomas Griswold; Herbert. H. Dow;…

White plastic medicine bottle with safety cap. Bottle contains tablets and original inner seal is intact. White, dark red, and yellow label adhered to bottle reads "Enovid".

The ubiquitous bottle has a long history.…

Study for a never-finished portrait of Dorothy Crowfoot Hodgkin OM FRS (1910-1994), by English artist Graham Sutherland. Hodgkin was an English biochemist who won the Nobel Prize in Chemistry in 1964 for her work in…

General view of employee Mildred Wells using a Hart moisture meter to measure the moisture in a sample of carboxymethyl cellulose (CMC) at the Hercules Powder Company plant in Hopewell, Virginia. Also known as cellulose…

General view of employee Mildred Wells using a Brookfield Viscometer to measure the viscosity of a carboxymethyl cellulose (CMC) solution at the Hercules Powder Company plant in Hopewell, Virginia. Also known as…

Two views of employee Mildred Wells testing samples of carboxymethyl cellulose (CMC) for residual fibers at the Hercules Powder Company plant in Hopewell, Virginia. As visible in the photograph, the samples were placed…

General view of employee Elizabeth Booth operating a hydraulic press in the Viscose Laboratory at a Hercules Powder Company pilot plant in Hopewell, Virginia. Several stacks of viscose, a semi-synthetic fiber, are…

General view of an unidentified female employee using a pipette to transfer a solution into a laboratory apparatus at the Hercules Powder Company plant in Hopewell, Virginia. The Hopewell plant produced so-called…

General view of an unidentified female employee inspecting a treating tub used to purify ethyl cellulose at the Hercules Powder Company plant in Hopewell, Virginia. The Hopewell plant commonly produced ethyl cellulose,…

General view of an unidentified woman, presumably a laboratory assistant, posed near a work bench with assorted scientific apparatus and glassware visible in the background. Notably, the photograph is printed as a…

General view of an unidentified woman, presumably a laboratory assistant, posed near a work bench with assorted scientific apparatus and glassware visible in the background. While the setting of this photograph is also…

General view of an unidentified woman, presumably a laboratory assistant, posed near a work bench with assorted scientific apparatus and glassware visible in the background. While the setting of this photograph is also…

General view of an unidentified woman, presumably a laboratory assistant, posed near a work bench with assorted scientific apparatus and glassware visible in the background. While the setting of this photograph is also…

This photogravure by Gebbie & Husson Co. Ltd. reproduces Thomas Eakins' painting known as The Agnew Clinic (or The Clinic of Dr. Agnew). Eakins was commissioned by the University of Pennsylvania Medical Class of 1889 to…

General view of two unidentified women posed behind a work bench with assorted objects made out of Styrofoam. Both women are wearing Styrofoam fascinators and an audience is visible in the background, indicating the…

Portrait of Dr. Sylvia Stoesser (1901-1991), the first female Ph.D. chemist employed at the Dow Chemical Company.

Sylvia Stoesser (nee Goergen) was born on July 18, 1901 in Buffalo, New York and earned her B.S. in…

General view of an unidentified female employee cutting strands of .50 caliber powder extruded from a press to the proper length at the Radford Ordnance Works in Radford, Virginia. The Radford Ordnance Works was…