Pigott’s observatory (1777-81), Frampton, near Llantwit Major, established by Nathaniel Pigott (1725–1804). on his estate at Frampton House, Glamorganshire 1777. Equippied with a transit by Sisson, a six-foot achromatic by Dollond, and several smaller telescopes. Pigott determined his latitude, and in 1778-9 discovered some double stars with a transit circle. He the removed to Bootham, York (see Yorkshire, North Riding).
Cardiff City Observatory (1906-1979), public observatory, Penylan, Cardiff, with 12-inch reflector, formerly private observatory of Archdeacon Conybeare Bruce (1844-1919) at St. Nicholas, Vale of Glamorgan (1870s-1882) and later owned by Franklen Evans (Jones 2014, 78-9).
Mee’s Observatory (1890s-1900), private observatory of Arthur Mee (1860-1926) at his home at Llanishen, Cardiff housing a 8 1/2-inch reflecting telescope by Calver (Jones 2014, 77).
Barry Astronomical Society Observatory (1914- ), established on the Buttrils in Barry with a 8 1/2-inch reflecting telescope by Calver donated by Arthur Mee (Jones 2014, 79).
Swansea Astronomical Society obsevatories (1980s-present), Fairwood Common and Swansea Marina.
Jenkins’s Observatory (1842- ), a private observatory of John Jenkins (1802-1868) on the roof of 50 Wind Street. Swansea. A watch maker it housed a Transit telescope providing a time service to the nearby port (Jones 2014, 74).