Pilbara Railways Historical Society, Goldsworthy Mining Ltd B class unit 1, an English Electric built ST95B model, originally built in 1965 serial A-104, due to accident damage rebuilt on new frame with serial A-232 in 1970. These units of Bo-Bo design with a 6CSRKT 640 kW prime mover and built at the Rocklea Qld plant. Donated to Society in 1995. 14th September 2020.