sentences:  The theatre consists of a 480-seat auditorium, that also served as the principal lecture theatre at the time of construction, as well as additional lecture theatres and adjacent Kitchen bar.The Turner Sims Concert Hall was added to the art provision in October 1974 following a £30,000 (£460,000 in 2012) donation from Margaret Grassam Sims in 1967.It was made to provide a venue specifically for music following difficulties in gaining space in the Nuffield Theatre and due to acoustical differences with the spaces.