Higher Blowing House c.1840 [TA 3045] (CA 11, 1972, p77, citing from TA, c.1840) (Bond, 2009)
Middle Blowing House [TA 135] (CA 11, 1972, p77, citing from TA, c.1840) (Bond, 2009)
Blowing House 1884 (Symons, 1884) (Bond, 2009)
Lower Blowing House 1884 (Symons, 1884) (Bond, 2009)