Prentiss responds to Kauffman's assessment of the hospital oxygen analyzer, with emphasis upon the question of its ruggedness.

Developed from a Linus Pauling design during WWII, the technology behind Beckman…

Black and white print magazine advertisement for E.R. Squibb & Sons featuring an image of a micrograph of penicillin, the exterior of the corporation's penicillin manufacturing building, and the factory interior.

Color print advertisement for Dow Pharmaceuticals. The advertisement features a color illustration of an industrial plant, overlaid with illustrations of glass scientific instruments and beakers. Inside the instruments…

Portrait of Edwin J. Cohn (1892-1953). Cohn was a professor of biological chemistry at Harvard Medical School and one of the first to apply basic physical chemical principles to study amino acids and proteins. During…

Color print advertisement for pharmaceutical chemicals produced by the Dow Chemical Company. The advertisement features a photographic reproduction of two children skiing. Accompanying text describes how "the advances…

Color print advertisement for the Dow Chemical Company featuring an image of a young girl on a seesaw. The accompanying text details various applications of Dow products, including vitamins, fumigation, waste disposal,…

Clipping of Katalyse und Biologie (Catalysts and Biology) by Alwin Mittasch (1869-1953) published in Forschungen und Fortschritte, a news bulletin of German science and technology which ran between 1925 and 1967.

Brass instrument with removable wooden handle. Holds two centrifuge tubes. Used for rapid settling of suspended solids from small quantities of liquid in analytical or clinical procedures. Manufactured by Charles Lentz…

Volume intended to provide nursing students with instruction in chemistry. The volume's content conveys the concepts from inorganic, organic, analytical, biological, and physical chemistry most applicable to a…

Postcard from Carl Neuberg (1877-1956) to Georg Bredig (1868-1944) of the Kaiser Wilhelm Institute for Biochemistry.

Neuberg is regarded as the father of modern biochemistry and was nominated for a Nobel Prize for…

Portrait of Samuel Cox Hooker (1865-1935). Hooker was born on April 19, 1865, in Benchley, Kent, England and studied at the Government Science School in South Kensington, London. Hooker earned his PhD from the…

Light gold painted metal can and lid both with extensive black and gold lettering and decoration. The main label reads "NATURALAX." Lid is rusted shut but the can appears to be full.

A textbook intended to provide an overview of crude drugs for pharmaceutical students. Crude drugs are naturally occurring, unrefined substances used in medicine. The chapters of this work are organized by chemical and…

General view of British physiologist Sir Joseph Barcroft (1972-1947) and an unidentified assistant performing a splenectomy, i.e. the complete removal of the spleen, on a dog. A Fellow of the Royal Society, Sir Barcroft…

General view of British physiologist Sir Joseph Barcroft (1872-1947) examining a pumping apparatus in a laboratory at Cambridge University. A Fellow of the Royal Society, Sir Barcroft held the chair of physiology at…

General view of employees at work in the Bureau of Chemistry's Pharmacognosy Laboratory. Part of the U.S. Department of Agriculture, the Pharmacognosy Laboratory supervised the manufacture and distribution of crude…

General view of two employees at work in a Bureau of Chemistry Drug Laboratory, with view of assorted laboratory glassware and apparatus. Part of the U.S. Department of Agriculture, such laboratories commonly…

General view of two employees at work in an Agricultural Research Service Drug Laboratory, with view of assorted laboratory glassware and apparatus. Part of the U.S. Department of Agriculture, such laboratories commonly…

Published in 1926, this textbook of chemistry was intended to instill "the elementary foundation principles of chemistry which will be of service to the nurse in her work." The work contains chapters that discuss…

Portrait of (left to right) Dr. Albert Baird Hastings (1895-1987) and Dr. James A. Hawkins posed in a laboratory at the Hospital of the Rockefeller Institute for Medical Research (H.R.I.M.R.). Best known for the study…

General view of Dr. Michael Somogyi (1883-1971) posed in front of a building on the Washington University Medical School campus. A Hungarian American professor of biochemistry at the Washington University and Jewish…

General view of a laboratory bench at the Hospital of the Rockefeller Institute for Medical Research (H.R.I.M.R.) showing assorted laboratory glassware and scientific apparatus. The Rockefeller Institute for Medical…

General view of a laboratory bench at the Hospital of the Rockefeller Institute for Medical Research (H.R.I.M.R.) showing assorted laboratory glassware and scientific apparatus. The Rockefeller Institute for Medical…

General view of a laboratory bench at the Hospital of the Rockefeller Institute for Medical Research (H.R.I.M.R.) showing assorted laboratory glassware and scientific apparatus. The Rockefeller Institute for Medical…

Small orange box containing a topical rub intended to treat corns, bunions, and warts.

Willis Tracy Hanson, Sr. (1858-1933) was a New York businessman known for selling patent medicines. These remedies could be…