Instruments & Innovation

General view of unidentified employees at work in the machine tabulating room at the Dow Chemical Company facilities located in Midland, Michigan. Per an article in the December 16, 1947 edition of The Brine Well, the…

Close-up view of IBM Corporation customer engineer Neil Grover servicing the electrical relays on an alphabetic tabulator in the Tabulating Department at the Dow Chemical Company facilities located in Midland, Michigan.…

General view of the Machine Room in the Tabulating Department at the Dow Chemical Company facilities located in Midland, Michigan. Several employees and machines, including tabulator, sorter, and interpreter units, are…

General view of key punch operators transcribing written data into tabulating cards in the Tabulating Department at the Dow Chemical Company facilities located in Midland, Michigan. The operators are identified as…

General view of laboratory technicians analyzing assorted materials in a Dow Chemical Company laboratory. Per notations accompanying the photograph, Bill Herrick (left) is analyzing calcium chloride, which was used for…

General view of technician Leo Ruhnau using an apparatus to determine the percentage of hydrochloric acid in Dowell acids at a Dow Chemical Company laboratory.

General view of technicians Marguerite Tenhunen (left) and Dorothy Ferris (right) using assorted apparatus in a Dow Chemical Company laboratory to determine the quantity of zinc present in experimental alloys.

General view of an unidentified employee at work in the Styron manufacturing facilities at the Dow Chemical Company plant located in Midland, Michigan. Styron is the trade name for Styrenic plastics historically…