Allt Fawr Esgair-llaethdy (Unclassified).
Grid Reference: SN 78600 29964. Parish: Myddfai, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Blaen-llaethdy (Unclassified).
Grid Reference: SN 10024 24447. Parish: Llanycefn, Pembrokeshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Cwm Llaethdy (Unclassified).
Grid Reference: SS 87285 97946. Parish: Glyncorrwg, Glamorgan
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Cwm-llaethdy (Unclassified).
Grid Reference: SN 98880 42288. Parish: Merthyr Cynog, Brecknockshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Llaethdy (Unclassified).
Grid Reference: SN 52727 60185. Parish: Cilcennin, Cardiganshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Llaethdy (Settlement).
Grid Reference: SN 36993 16681. Parish: Llangynog, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Llaethdy (Unclassified).
Grid Reference: SM 74010 27749. Parish: St Davids, Pembrokeshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Llaethdy (Settlement).
Grid Reference: SN 51150 11351. Parish: Pontyberem, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Llaethdy Bridge (Unclassified).
Grid Reference: SO 06574 79586. Parish: Llanbadarn Fynydd, Radnorshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Llaethdy Brook (Unclassified).
Grid Reference: SO 06903 79692. Parish: Llanbadarn Fynydd, Radnorshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website