Tramway network, depicted by OS County series (Merioneth. XXXII.14 1889; XXXVI.2 1889), associated with Hafotty manganese mines (Nprn 401809): lines led to various mine levels, with a further line (Nprn 89190) leading to terminus on road to W, at SH61111798; these lines included at least two inclines: later lines marched with linear extraction features to N, reaching Egryn mine (Nprn 33973).

J.Wiles 05.11.04