John Mayow (1643–1679) was an early researcher of respiration and the nature of air. Mayow published tracts on respiration and rickets while studying at Oxford in 1668; in 1674 these were edited and reprinted with three…

Work on the anatomy and physiology of the circulatory system. Explores the structure and function of veins and arteries. Correctly describes the heart as a four-chambered organ and accurately describes the flow of the…

First edition. This copy lacks parts of pages 2 and 7 as well as pages 183-184 and 255-256. The missing text on pages 2 and 7 was replaced in handwritten pencil at an unknown date. The work was edited by the physician…

Maranta of Venosa's work on antidotes to poisons. Only engraved title page has been digitized at this time.

An early work on the preparation of aqua vitae or the “water of life” (alcohol), by the process of distillation. This treatise describes the distillation process and necessary instrumentation in detail. Aqua vitae was…

Hieronymous Brunschwig (c. 1453 – c. 1513) was a surgeon in the Imperial Free City of Strasbourg who published on subjects including medicine, the plague, and surgery, though his most important works were those…

This manuscript is a diverse and well-organized recipe collection with more than 520 different recipes on topics ranging from alchemy and medicine to solutions for simple household problems such as fleas. A direct…

Electroencephalographs are used to monitor and record electrical activity of the brain.

A technician stands before an amino acid analyzer. A light-colored backdrop hangs behind the instrument; the shelving and lighting fixtures of the rest of the room can be seen in the top portion of the photograph.
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Hermann von Helmholtz (1821-1894) was a German mathematician and physician who made significant contributions to the fields of mathematical physics, optics, acoustics, physiology, and psychology. The Helmholtz…

Electroencephalographs are used to monitor and record electrical activity of the brain. The Beckman Montage-10 and Montage-20 are pictured.

The LB-2 Medical Gas Analyzer replaced the LB-1. It measured alveolar CO2, along with nitrous oxide, halothane, ehtrane, forane, various halogenated ethers, and carbon monoxide.

First marketed in 1960, the Beckman/Spinco Model 120 Amino Acid Analyzer allowed users to quickly perform amino acid chromatography. The model 119 is part of the same line and uses the same technology.

Jar of "Poslam" brand anti-itching cream; in plastic shrink wrap.

Paul Ehrlich (1854 – 1915), a German physician and scientist, thanks Georg Bredig (1868-1944) for sending him a scientific paper and mentions that he will send Bredig some of his recent scientific publications dealing…

A woman wearing a lab coat displays a Hepatitis B antigen and associated products.

First marketed in 1960, the Beckman/Spinco Model 120 Amino Acid Analyzer allowed users to quickly perform amino acid chromatography. This unidentified instrument is likely a contemporary of the Model 120. The woman in…

Beckman Instruments began producing centrifuges after their January 1, 1955 acquisition of industry leader, Specialized Instruments Corporation, or Spinco. With Spinco came the famous Model E Ultracentrifuge, which was…

First marketed in 1960, the Beckman/Spinco Model 120 Amino Acid Analyzer allowed users to quickly perform amino acid chromatography. This unidentified instrument is likely from the same product line as the 120.

A woman in lab coat and laced sneakers uses an amino acid analyzer. The photo captures an unusual angle, high above the woman's left shoulder.

Although unidentified, this is likely the Beckman/Spinco Model 120 Amino…

Used to generate and pump gradients in combination with centrifuges and ultracentrifuges.