General view of Willard King working with an apparatus used for pilot plant operations at the Dow Chemical Company's Plastics Production Laboratory. Established in 1953 as an outgrowth of Dow's Physical Research…

General view of Wilbur Myers testing large-scale cracking and dehydrogenation processes on an apparatus in the Dow Chemical Company's Plastics Production Laboratory. Established in 1953 as an outgrowth of Dow's Physical…

General view of Ray Kent checking a polymer operation at the Dow Chemical Company's Plastics Production Laboratory. Established in 1953 as an outgrowth of Dow's Physical Research Laboratory, the Plastics Production…

General view of Richard Bayne testing distillation and miniplant operations at the Dow Chemical Company's Plastics Production Laboratory. Established in 1953 as an outgrowth of Dow's Physical Research Laboratory, the…

General view of Willard Van Wingerden performing maintenance on a specialty instrument in the Dow Chemical Company's Plastics Production Laboratory. Established in 1953 as an outgrowth of Dow's Physical Research…

General view of two unidentified employees at work in the Dow Chemical Company's magnesium alloy plant located in Madison, Illinois. Dedicated in 1954, the magnesium fabrication plant in Madison was the world's first…

General view of the exterior of the Dow Chemical Company facilities located in Midland, Michigan.

Overhead view of an unidentified employee filling storage containers during the production of aspirin at the Dow Chemical Company facilities located in Midland, Michigan.

General view of the interior of the pot house used for the production of caustic soda at the Dow Chemical Company plant located in Midland, Michigan. Also known as sodium hydroxide, caustic soda was commonly used to…

General view of an employee at work in an unidentified Dow Chemical Company facility, possibly the Automotive Research Laboratory. A series of storage tanks with connecting electrical wires and rubber tubes are visible…

General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

General view of a section of the interior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan, showing several large storage tanks and two unidentified individuals. Seeking a source of raw material…

General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

General view of a section of the interior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

General view of a section of the exterior of the Cliffs Dow wood distillation plant located in Marquette, Michigan. Seeking a source of raw material for its new plastic, ethylcellulose, the Dow Chemical Company joined…

General view of a section of the magnesium rolling mill at the Dow Chemical Company facilities located in Madison, Illinois. Dedicated in 1954, the magnesium fabrication plant in Madison was the world's first facility…

Elevated view of the magnesium rolling mill and extrusion press (right-hand side of the photograph) at the Dow Chemical Company facilities located in Madison, Illinois. The 13-ton extrusion press, which was manufactured…

Elevated view of the magnesium rolling mill at the Dow Chemical Company facilities located in Madison, Illinois. The plant's 13-ton extrusion press, which was manufactured in Duisburg, Germany and could produce…

General view of the 13-ton extrusion press at the Dow Chemical Company Magnesium Fabrication plant facilities located in Madison, Illinois. Produced in Duisburg, Germany, the press measured 250 feet long and could…