We know of no alternate names.
This unit was associated with the following other units:
|Nature of association||Other unit involved||Type of unit||Authority|
This unit was part of the following units:
|MYNYDDISLWYN||M. Richards, Welsh Administrative and Territorial Units (Cardiff: University of Wales Press, 1969), p. 162.|
We know of no boundary changes affecting this unit.
This unit contained the following units:
GB Historical GIS / University of Portsmouth, through time | Census tables with data for the, A Vision of Britain through Time.