TY - MANSCPT DB - Science History Institute DP - Science History Institute M2 - Courtesy of Science History Institute. Rights: No Known Copyright TI - Employee at work in Dearborn laboratory facility ID - ww72bc604 AU - Dearborn Chemical Company DA - 1920/// YR - 1920 AV - BetzDearborn, Incorporated Records, Box 17, Folder 13 VL - BetzDearborn, Incorporated Records, Box 17, Folder 13 AN - BetzDearborn, Incorporated Records, Box 17, Folder 13 UR - https://digital.sciencehistory.org/works/ww72bc604 AB - General view of employee Al Herman analyzing an unidentified substance at the Dearborn Chemical Company's 35th Street laboratory facility and manufacturing plant. Assorted scientific apparatus and laboratory glassware are visible on the work bench. 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 - Corporations KW - Glassware KW - Laboratories KW - Scientific apparatus and instruments LA - ER -