No. S3 ‘Portbury’ (Avonside Engine 1764 of 1917) at the Port of Bristol Authority, Avonmouth 21:7:63 Published September 30, 2014 at 1772 × 1153 in The Engines of Avonmouth No. S3 ‘Portbury’ (Avonside Engine 1764 of 1917) at the Port of Bristol Authority, Avonmouth 21/7/63