Rhif Archif
6212439
Disgrifiad
21 Long Row, Upper Pentrebach, Merthyr Tydfil; measured drawings comprising plan and section view produced by A.J. Parkinson, circa 1977.
Enw Casgliad
NMR Site Files
Cyfrwng
Graphic.
Cychwynnwr
Mr Anthony J. Parkinson, RCAHMW
Dyddiad
c. 1977