The Plymouth Ironworks was one of four main ironworks in Merthyr Tydfil.

19th century edit

The ironworks closed in 1880.[1]: 101 

References edit

  1. ^ Jones, Bill (2005). "Inspecting the 'extraordinary drain': emigration and the urban experience in Merthyr Tydfil in the 1860s". Urban History. 32 (1). Cambridge University Press: 100–113. ISSN 0963-9268. Retrieved 30 May 2020.