TY - MANSCPT DB - Science History Institute DP - Science History Institute M2 - Courtesy of Science History Institute. Rights: In Copyright, D TI - Manufacture of anti-foam treatment at Dearborn manufacturing facility ID - nz806071d AU - Dearborn Chemical Company DA - 1934/03/16/ YR - 1934 AV - BetzDearborn, Incorporated Records, Box 17, Folder 14 VL - BetzDearborn, Incorporated Records, Box 17, Folder 14 AN - BetzDearborn, Incorporated Records, Box 17, Folder 14 UR - https://digital.sciencehistory.org/works/nz806071d AB - General view of employee Walter Perry filling a barrel with an anti-foam water treatment produced at the Dearborn Chemical Company's 35th Street laboratory facility and manufacturing plant. Founded in 1887, the Dearborn Chemical Company was a corporate ancestor of BetzDearborn, Incorporated best known for manufacturing water treatment chemicals for use in boilers and cooling towers. KW - Employees KW - Chemical industry KW - Dearborn Chemical Company KW - Water purification chemicals industry KW - Barrels KW - Corporations LA - ER -