This reprint is Dr. Thomas Taylor's reply to the magazine Science relating to his heavily disputed method of analyzing fats for adulteration. In 1871, Dr. Taylor (1820-1910) was appointed Microscopist to the United…

The Plant-Atlas is a book about the herbal plants that can be used for health remedies. The publication of this book followed that of Sabastian Kneipp's My Water Cure, and is meant as a supplement to help the reader…

Developed circa 1900 and often called the Tallquist Method, it is used to compare a patient's blood color to a chart of red colors to diagnose possible anemia. The method is still used when more sophisticated equipment…

Created by Eli Lilly & Company, this handbook is meant for pharmacists. It is a list of products and contains practical information such as concentration and dosing. In the appendix there are botanical synonyms,…

Translated from the second enlarged and revised German edition by Jane and Caroline Lassell; edited with notes by William Huggins; with numerous woodcuts and colored plates.

From the Preface: "Its object is, on the one…

Sir Henry Enfield Roscoe lived from 1833 to 1915. He spent time studying under Robert Bunsen in Heidelberg, receiving his PhD in 1854. In 1857 Roscoe was appointed head of chemistry at Owens College, Manchester and held…

Comprehensive book on the ice industry with content and illustrations on the harvesting, cutting and storing of ice; ice house construction; handling, transport and marketing of ice; the use of ice in refrigeration; ice…

Annual report including the list of directors, executive committee, finance committee and officers of the Vanadium Corporation of America, as well as the "Eighth Annual Report to Stockholders of Vanadium Corporation of…

Digitized content includes the title page and a lesson on the mixing of colored paints from Painting and Decorating Working Methods: A Text Book for the Apprentice and Journeyman House Painter and Decorator. Includes a…

Cover and three illustrated plates from an English translation of Atlas der klinischen Mikroscopie des Harnes .

Cover and selected plates from the 4th edition of Dr. Charles W. Purdy's Practical uranalysis and urinary diagnosis.

Cover and illustrated color plates from the 3rd edition of The microscopy of drinking water by George Chandler Whipple. Per the author, the book is designed to serve as a guide for the water analyst and water-works…

Cover and three color plates illustrating the effects of remedial measures to disease upon the body.

Select plates digitized including drawings of plant specimens, maps illustrating locale of plant specimens as well as magnified illustrations of plant parts.

Early examples of paper chromatography from German chemist Friedlieb Ferdinand Runge, who is considered to be the originator of the analytic technique. Runge investigated the color reactions of various chemical…

Sample book with tints and suggestions on the use of Natural Certified Food Colors in beverages, confectionery, ice cream, and other food products.

Sample book with dyeing instructions and an 18-section foldout containing 143 dyed feathers.

Sample book with printing instructions and 244 dyed and printed wool fabric samples.

Sample book with dyeing instructions and 32 mounted fabric samples.

Plate from the publication Spectrum Analysis Explained, Including an Explanation of the Received Theory of Sound, Heat, Light, and Color by Dana Estes (1840-1909). The plate depicts Solar prominences as observed by…

Part of the Zeitschrift für Elektrochemie (Journal of Electrochemistry), Vol. 3.

Part of the Zeitschrift für Elektrochemie (Journal of Electrochemistry), Vol. 2

Plate from The Composition of the Atmosphere with Special Reference to Its Oxygen Content (1912).

Through the personas of a princess and a fairy, this volume explains different so-called "wonders of nature" to young readers, including insects, several varieties of flowers, snow crystals, metals, and clouds. The…

The Chemical Warfare was published monthly by the enlisted men of Edgewood Arsenal in Edgewood, Maryland "to bring the news—to stimulate [them] in [their] work—to make for happiness—to cheer and to educate." This issue…