Casgliadau Arlein

File containing research notes on the history and the development of electricity supply in Penarth. Includes typed historical notes and a mounted black and white photograph of an engine house interior.

One page stapled to the inside left hand side of the folder. Two pages stapled together, three loose pages, five pages pinned together at top left hand corner, one loose slip of paper, 32 pages bound together in binder, all in grey binder.