TY - MANSCPT DB - Science History Institute DP - Science History Institute M2 - Courtesy of Science History Institute. Rights: In Copyright, D TI - E.L. Konigsmark recording water samples at Dearborn laboratory facility ID - z603qz42q 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/z603qz42q AB - General view of employee E.L. Konigsmark recording water samples sent to the Dearborn Chemical Company's 35th Street Laboratory facility and manufacturing plant for analysis. 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 - Laboratories KW - Water purification chemicals industry KW - Corporations KW - Glassware KW - Dearborn Chemical Company KW - Konigsmark, E.L. KW - Water--Analysis KW - Water--Testing LA - ER -