Here Schellen is illustrating and explaining the phenomenon of sunspots. The accompanying text states: "In Fig. 106 the drawings marked I represent the varying phases through which a spot surrounded by a penumbra…

Illustration of a man looking through a spectroscope.
From the corresponding text: "Fig. 52, especially the three tubes directed to the prism at different angles, as in that constructed by Kirchhoff and Bunsen. The…

This plate contains two prints from photographs of a solar eclipse viewed in Burlington, Iowa on August 7, 1869.
"The photographic plates, which were exposed for the brief space of from five to sixteen seconds, give…

Prints from photographs taken by Colonel James Francis Tennant (1829-1915). The upper picture shows the eclipse at the moment of totality, and the lower one immediately before it's cessation. Observed from Guntoor,…

An illustration of a solar eclipse during the last 2 minutes, 25 seconds, therefore just before the reappearance of the sun's rays. The accompanying text states: ""Scarcely had the last ray of sunlight disappeared,"…

Man viewing candle light through a prism. Illustration for section 16. Refraction of Monochromatic Light by a Prism.

Third edition volume of Spectrum Analysis by Henry Enfield Roscoe (1833-1915) with numerous engravings and colored plates. Roscoe has included a series of six lectures on the subject of spectrum analysis with…

The third edition of a work, updated from the first to include an updated description of contemporary dyeing machinery, advances in science, and updated nomenclature and chemical formula. According to the author, the…

Printed portrait of French scientist and professor Jules Francois Joubert (1834-1910), who assisted French chemist, biologist and microbiologist Louis Pasteur (1822-1895). Joubert collaborated with Pasteur in 1877,…

Memorandum and account book belonging to Charles A. Ronne. The majority of the pages are blank. Ten pages contain a record of Ronne's expenses from November 1879 through March 1880. After a break of several pages, there…

This sample book begins with a selection of recipes for the preparation of dye vats. Each recipe lists the solvents and solutes necessary to mix large-volume solutions of indigo textile dye using Indigo M.L.B. brand…

Color plate illustrates an early method of bleaching cotton and linen goods on lawns. Two women stand amongst a vast landscape holding watering cans over strips of white cloth. Decorative frame is bordered by foliage…

Plate depicts the interior of a factory where the bleaching of pulp is being undertaken for the manufacturing of paper. Two workers stand amongst vats of bleach and machinery.

This plate is from John Howard Appleton's…

Treatise containing "practical knowledge" on dyeing for manufacturers, with sections on mordants, chemicals used in dyeing, wool scouring, extracting cotton from wool, and 253 dye recipes for wool, cotton, and shoddy…

Chromolithographed frontispiece plate illustrates the solar spectrum in figure one with blood spectra as follows:

2: oxy haemogloben
3: haemoglobin (reduced haemoglobin)
4: methaemoglobin
5: acid haematin
6: alkaline…

Half-length photographic portrait of William Crookes taken in 1889, when sitter was 57 years old.

Plate from the biography of Sir William Crookes, a British chemist and physicist known for his work on spectroscopy. He…

Part of the Romance of Science Series, this volume provides an expanded version of a lecture series given by the author, Sir William de Wiveleslie Abney (1843-1920) at the Royal Society of Arts. Contents include sixteen…

A biographical account of Henry Morton (1836-1902), written to accompany the presentation of Morton's painted portrait to the Stevens Institute of Technology trustees. A reproduction of the portrait is shown in the…

Frontispiece of Biographical notice of Pres't Henry Morton, PH. D. showing a photographic reproduction of a painted portrait of Henry Morton (1836-1902). Morton was the first president of the Stevens Institute of…

Joseph Williams Lovibond (1833-1918) was a British brewer who developed the first practical colorimeter. After discovering that coloration was a good index for assessing the quality of his beer, he sought an accurate…

Sample book containing a "general survey of [Farwerke vorm. Meister Lucius & Brüning's] various coloring matters... their solubility, the methods of applying them to wool, cotton, and silk, and their employment in…

In 1856, while attempting to synthesize quinine, William Henry Perkin (1839-1907) serendipitously produced a synthetic purple dye that came to be known as mauve. The popularity and success of this dye in the textile…

Sample book containing dyeing instructions and 54 mounted fabric swatches dyed with National Aniline & Chemical Company manufactured dyes. Consists of one cardboard leaf that folds out into 9 sections.

Dye label features an elaborate border with the Badische Anilin & Soda-Fabrik (BASF) trademark insignia.

Founded in 1865, Badische Anilin & Soda-Fabrik (BASF) was once the largest chemical factory in the world. Based…

Dye label features an elaborate border with the Badische Anilin & Soda-Fabrik (BASF) trademark insignia depicting a horse and lion within shields. The lion stands on a crest emblazoned with an anchor. The BASF crown…