Old Colony Iron Works-Nemasket Mills Complex -  The Old Colony Iron Works-Nemasket Mills Complex is a historic industrial site located on Old Colony Avenue in the East Taunton section of Taunton Massachusetts adjacent to the Taunton River at the Raynham town line. The site was first occupied by the Old Colony Iron Company which had originally been established in the 1820s as Horatio Leonard & Company. The western part of the complex was sold to Nemasket Mills in 1889. The eastern part was acquired by the Standard Oil Cloth Company. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
The answer to this question is:
Building