Aerial view of the Dow Chemical Company Research Center located in Midland, Michigan. Various buildings are numbered and identified as follows on the back of the photograph:

1) Library, Patent and Research…

Aerial view of the Dow Chemical Company plants and facilities located in Midland, Michigan. This photograph was taken by H. H. Harris, President of the General Alloys Company of Boston and amateur photographer who…

Aerial view of the Dow Chemical Company plants and facilities located in Midland, Michigan. This photograph was taken by H. H. Harris, President of the General Alloys Company of Boston and amateur photographer who…

Aerial view of the Dow Chemical Company plants and facilities located in Midland, Michigan. This photograph was taken by H. H. Harris, President of the General Alloys Company of Boston and amateur photographer who…

Aerial view of the Dow Chemical Company plants and facilities located in Midland, Michigan. This photograph was taken by H. H. Harris, President of the General Alloys Company of Boston and amateur photographer who…

General view of unidentified employees using a field sprayer to test agricultural chemicals at the Dow Chemical Company's Agricultural Research Laboratory facilities in Seal Beach, California.

General view of technician Bill Beamer operating an unidentified machine in the Dow Chemical Company's Spectroscopy Laboratory.

General view of an unidentified employee conducting an experiment with assorted fruit specimens in the Dow Chemical Company's Biological Chemical Laboratory. The laboratory commonly conducted research and testing…

General view of an unidentified employee working with assorted test tubes in the Dow Chemical Company's Biological Chemical Laboratory. The laboratory commonly conducted research and testing related to the development…

General view of an unidentified employee weighing a rabbit in the Dow Chemical Company's Biological Chemical Laboratory. Several rows of pens containing other rabbits are visible in the background. The laboratory…

General view of an unidentified employee holding a mouse while standing in front of several rows of cages used to house mice at the Dow Chemical Company's Biological Chemical Laboratory. The laboratory commonly…

General view of a brine well at the Dow Chemical Company facilities in Midland, Michigan. Also known as salt wells, brine wells are used to extract salt from subterranean caverns or deposits for use in a variety of…

General view of the caustic soda evaporators at the Dow Chemical Company plant located in Freeport, Texas. Also known as sodium hydroxide, caustic soda was commonly used to produce ethyl cellulose per the process…

General view of Clyde Moe operating a RCA Model EMU electron microscope in the Dow Chemical Company's Metallurgical Laboratory. Electron microscopes use a beam of accelerated electrons as a source of illumination and…

General view of an unidentified employee assembling sample panels in the Dow Chemical Company's Coatings Technical Service department. The department commonly developed a range of materials used to improve the…

General view of the Dorr sewage treatment tanks at the Dow Chemical Company plant located in Freeport, Texas.

General view of the exterior of the Dow Chemical Company Allyn Point plant located along the Thames River in Ledyard, Connecticut. As visible in the photograph, the plant, which produced Styrofoam, was located in an old…

General view of the exterior of the Dow Chemical Company Allyn Point plant located along the Thames River in Ledyard, Connecticut. As visible in the photograph, the plant, which produced Styrofoam, was located in an old…

General view of assorted stills and towers at the Dow Chemical Company's Western Division Chlorinations Plant. Dow commonly relied on the photochemical chlorination of methane to produce a range of chemical compounds,…

General view of a section of the Dow Chemical Company's Chlorobenzene Plant located in Midland, Michigan. Chlorobenzene is commonly used to produce pharmaceuticals, specialty chemicals, plastics, glazing materials,…

General view of an unidentified employee at work in the Dow Chemical Company's Demineralization plant located in Midland, Michigan. In industrial applications, demineralization commonly refers to the process of removing…

General view of the exterior of a section of the Dow Chemical Company Ethylene plant located in Midland, Michigan.

General view of the interior of a section of the Dow Chemical Company Glycol plant located in Midland, Michigan.

General view of the interior of a Dow Chemical Company Graphite plant located in Midland, Michigan.

General view of the Dow Chemical Company Hydrocarbons plant located in Freeport, Texas. Hydrocarbons are compounds of hydrogen and carbon that often occur in petroleum and natural gas and commonly serve as the building…