TY - MANSCPT DB - Science History Institute DP - Science History Institute M2 - Courtesy of Science History Institute. Rights: Public Domain Mark 1.0 TI - Cooling the "pigs" in the sand moulds ID - q811kj61g PB - Underwood & Underwood AV - Underwood & Underwood Stereographs of Manufacturing Industries VL - Underwood & Underwood Stereographs of Manufacturing Industries AN - Underwood & Underwood Stereographs of Manufacturing Industries UR - https://digital.sciencehistory.org/works/q811kj61g AB - View of a worker cooling pig iron, an intermediate product of smelting iron ore produced from a blast furnace, at an unknown manufacturing plant. At this stage of production, the pig iron has been placed in sand molds to form ingots, pieces of relatively pure material cast into shapes suitable for further processing. This photograph is one of a set of fourteen stereographs detailing the production of iron and steel by various processes. KW - Iron industry and trade KW - Steel industry and trade KW - Employees KW - Manufacturing industries LA - ER -