Entitled "A Wonderful Result of Prolonged Chemical Action," photographic reproduction depicts stalactites and stalagmites in the caves at Cheddar, Somerset, England. Accompanying text describes how the growths are a…

Entitled "A Striking Feature of Modern Aluminum Works," photographic reproduction depicts water pipelines traversing a hillside in Kinlochleven in Argyllshire, Scotland. Accompanying text states how water power is used…

Entitled "A Simple Chemical Change," photographic reproduction depicts a lump of quicklime in the top photograph with the middle photograph exhibiting steam emitting from the lump as a result of the addition of water. …

Entitled "A Wonderful Ceiling," photographic reproduction depicts the Ballroom of stalactites found within the Luray Caverns in Luray, Virginia. Accompanying text describes how stalactites are formed by chalk-filled…

Map illustrating the Wachusett, Sudbury and Cochituate watersheds with the reservoirs, aqueducts and pipe pines that supply water to Boston, Massachusetts. Caption reads "This is one of the greatest water systems of the…

Isabella and Jerome Karle met while both were pursuing doctorates in physical chemistry under Professor Lawrence Brockway at the University of Michigan. After earning their degrees (and marrying), they worked on the…

Print advertisement for ethylene dibromide manufactured and sold by the Dow Chemical Company for use in Ethyl gasoline. The advertisement features a seascape and an illustration of a mermaid, with accompanying text…

General view of Dearborn Chemical Company employee E.P. Fager comparing the color of two solutions during a water sample field test. Assorted glassware and a Dearborn portable testing cabinet are visible on the table.…

General view of a section of the main room at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois, with view of assorted glassware and…

Close-up view of scientific apparatus used at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois. Founded in 1887, the Dearborn Chemical…

General view of the main office space at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois. Per notations accompanying the photograph,…

General view of the office of Vice President and General Manager Robert F. Carr at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois.…

View of a section of the office space at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois. Founded in 1887, the Dearborn Chemical…

Close-up view of the assay and combustion furnaces in the laboratory back room at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois.…

General view of the main room at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois, with view of assorted glassware and scientific…

General view of the office of G.M. Eddy (Secretary) at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois. Founded in 1887, the Dearborn…

General view of the drug storage room at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois. Founded in 1887, the Dearborn Chemical…

General view of a portion of the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois, with view of furnaces, assorted balances, and…

Close-up view of the bucking board and crusher used to prepare coal and ore samples for analysis at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in…

Album containing 25 photographs depicting early facilities associated with Dearborn Drug and Chemical Works (later Dearborn Chemical Company) in Atlantic City, New Jersey and Chicago, Illinois. Founded in 1887, the…

Close-up view of assorted scientific instruments, including microscopes and balances, used at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago,…

General view of the office of Dearborn Drug and Chemical Works (later Dearborn Chemical Company) President William H. Edgar at the company's 35th Street laboratory facilities located in Chicago, Illinois. Founded in…

Close-up view of scientific apparatus used at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois. Founded in 1887, the Dearborn Chemical…

View of a section of the office space at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois. Founded in 1887, the Dearborn Chemical…

General view of a section of the main room at the Dearborn Drug and Chemical Works (later Dearborn Chemical Company) 35th Street laboratory facilities located in Chicago, Illinois, with view of assorted glassware and…