NPRN26409
Map ReferenceSH45SE
Grid ReferenceSH4973053110
Unitary (Local) AuthorityGwynedd
Old CountyCaernarfonshire
CommunityLlanllyfni
Type Of SiteENGINE HOUSE
PeriodPost Medieval
DescriptionNAR SH45SE27
Part of Dorothea quarry complex (Nprn40539): engine house housing beam drainage engine (Nprn33672), installed 1904, restored from the 1960's, depicted on 3rd ed. OS County series (Caernarvon XXI.9 1916).
RCAHMW AP945127/52-5; 945128/56-61
J.Wiles 17.06.04
