General view of an unidentified female laboratory technician preparing a water sample for analysis at the Dearborn Chemical Company's 35th Street Laboratory. Founded in 1887, the Dearborn Chemical Company was a…

Group photograph of the International Chemical Reunion Utrecht (ICRU). ICRU was organized by Ernst Cohen (1863-1944) as a way to unite scientists from previously warring nations.

Front Row: Tendeloo, van der Burg, de…

Image caption reads "girls sorting out imperfect grains of smokeless powder." Inset photograph caption states "smokeless powder manufacture under difficulties—during the severe winter of 1917-18; great banks of snow are…

A type of early intrauterine device (IUD) also known as a cervicouterine device or pessary. Curved disk with long coil stem attached to plate of disk. Coil opens into a wishbone shape with two arms. Arms are held…

Four images from a capsule factory of workers and machinery; a capsule press, women sorting finished capsules, coating plates with gelatin, and packing elastic filled capsules.

Created by Eli Lilly & Company, this…

General view of an unidentified female employee operating a machine used to sort time cards at the Hercules Powder Company plant in Kenvil, New Jersey. Per an article in the August 1919 edition of the Hercules Mixer,…

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;…

Figure 27 from the 1915 volume, The Rare Earth Industry depicting the "flashing" room of the Edison and Swan Electric Light Company. The illustration depicts scientists preparing filaments for incandescent electric glow…

Illustration depicting a portrait of Lady Mary Wortley Montagu (1689-1762). The portrait accompanies text describing her advocacy for Eastern methods of inoculation. Lady Montagu is credited with the introduction of…

Ellen H. Swallow Richards (1842-1911) was one of America's first female professional chemists and the first woman to be accepted by a scientific school. She is best known for pioneering the field of sanitary…

Newspaper article about Marie Curie (1867-1934) and her relationship with Paul Langevin (1872-1946). Marie Curie was the first woman to win a Nobel prize and the only woman to win twice. In 1903 Curie was awarded the…

Photograph depicting male and female chemistry students in a laboratory at an unidentified school or college. The students are grouped around several laboratory stations and are seen using test tubes and Bunsen burners…

Entitled "One Stage in the Manufacture of an Explosive," photographic reproduction depicts women in a factory picking cotton waste. The cotton waste will be converted into guncotton, or nitrocellulose, which is used in…

Notebook used by Rose Agnes Brabenec (1889-1963) during a high school-level chemistry class in Chesterland, Ohio. The notebook begins with notes pertaining to carbon (chapter 11, page 176) and includes a variety of…

Photograph of the 1902 general meeting of the German Electrochemical Society held in Würzburg, Germany. In 1902 the name of the society changed to Deutsche Bunsen-Gesellschaft für Physikalische Chemie (German Bunsen…

Photograph depicting a group of male and female chemistry students at an unknown school or college. The students are posed holding assorted laboratory equipment and glassware. Some of the female students are also…

Two copies of a group photograph depicting students and faculty of the Physical Chemistry Institute at the University of Leipzig.

In the front row, 4th from the left is Yukichi Osaka (1866-1950). Osaka was a Japanese…

Laboratory notebook used by Clara Esther Hartley during a high school-level chemistry class in Troy, Ohio. The notebook details approximately 115 experiments performed by Hartley, ranging from fundamental investigations…

View of a reservoir among the extensive salt fields in Solinen, Russia, located along the Black Sea, following evaporation. Women are seen breaking up the crust of salt formed by evaporation, while masses of salt…

Cyanotype depicting a group of female students participating in an anatomy class at the Woman's Medical College of Pennsylvania. The group is gathered around a table working on a human cadaver. The students' names are…

Group photograph showing chemists in Amsterdam. The pictured individuals are likely the students and colleagues of Jacobus van’t Hoff (1852-1911). Handwritten annotations identify the individuals from left to right as…

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…

Lucy Jane Rider Meyer (1849-1922) was an American social worker and educator who worked to provide health and social services for the poor, children, and elderly. A graduate of Oberlin College (class of 1872), Lucy…

Notebook containing notes created by Susie Collins during a high school chemistry class at Chelsea High School in Chelsea, Massachusetts. The notebook covers the period from February 16th through June 3rd, 1886 and…

Frontismatter and plates have been digitized from this volume on poisonous substances. Chromolithographed frontispiece plate illustrates blood spectra. Digitized plates depict various poisonous substances under…