Disgwylfa Hill (Unclassified).
Grid Reference: SO 22381 51156. Parish: Michaelchurch-on-Arrow, Radnorshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Disgwylfa Hill,Disgwlfa Hill (Unclassified).
Grid Reference: SO 22350 51141. Parish: Michaelchurch-on-Arrow, Radnorshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Disgwylfa House and Land (Settlement).
Grid Reference: SN 62375 29486. Parish: Talley, Carmarthenshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Disgwylfa Sunday School (Unclassified).
Grid Reference: SH 47255 65417. Parish: Llanidan, Anglesey
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Dysgwylfa (Unclassified).
Grid Reference: SN 87571 10239. Parish: Ystradfellte, Brecknockshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Dysgwylfa (Unclassified).
Grid Reference: SN 81111 17527. Parish: Ystradgynlais Lower, Brecknockshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Gwylfa (Unclassified).
Grid Reference: SH 33492 43045. Parish: Pistyll, Caernarfonshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Gwylfa (Settlement).
Grid Reference: SN 36994 28394. Parish: Cynwyl Elfed, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Gwylfa (Unclassified).
Grid Reference: SN 22249 43835. Parish: Llangoedmor, Cardiganshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Gwylfa (Unclassified).
Grid Reference: SN 48826 48741. Parish: Llanwenog, Cardiganshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website