Smith, R., & Murphy, S., 2012. Haltcliffe Lead Smelting Mill, Cumbria. Northern Mine Research Society. Memoirs 2012, British Mining No.93, p.35.
Smith, R., & Murphy, S., 2012. Haltcliffe Lead Smelting Mill, Cumbria. Northern Mine Research Society. Memoirs 2012, British Mining No.93, p.35.