Cathays Library The west wing of the building was reopened, having previously been closed following an arson attack. The library had 15 public computers and a small meeting room for up to 10 people. The building has public toilets which had been restored. The library also holds Cardiff's heritage and local studies collection. The library is closed on Fridays and Sundays. Cathays Library Cathays Library is a Grade II* listed library building in Cathays, Cardiff, Wales. It is one of the 2,500 Carnegie libraries, financed by the American businessman Andrew Carnegie. The library is situated on the northern edge of Cathays at
Fairwater, Cardiff and numerous playing fields. Fairwater is the historic name of one of the canons' stalls at nearby Llandaff Cathedral. Fairwater has two secondary schools. The larger of the two, with over a thousand pupils, is the Welsh-medium Ysgol Gyfun Gymraeg Plasmawr. The other is Cantonian High School, which has nearly 700 pupils. The building in which Plasmawr stands was originally opened in 1959 as Waterhall Secondary Modern School. Pupils at the school included Martyn Woodroffe an Olympic swimming Silver Medalist in 1968 Summer Olympics in Mexico. It is on the grounds of old Cantonian lower school, but in recent times