Mid Glamorgan (Welsh: Morgannwg Ganol) is a preserved county
of Wales. From 1974 until 1996, it was also an administrative
county, with a county council.
Mid Glamorgan was formed in 1974 under the Local Government Act
1972. It consisted of part of the former administrative county of
Glamorgan, and the county borough of Merthyr Tydfil, along with the
parishes of Penderyn and Vaynor from Brecknockshire and the urban
districts of Bedwas and Machen, Rhymney and part of Bedwellty, from