Blaen-buarthau (Settlement).
Grid Reference: SN 35033 35460. Parish: Llangeler, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Buarthau (Field).
Grid Reference: SH 45515 59310. Parish: Llanfaglan, Caernarfonshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Buarthau (Settlement).
Grid Reference: SN 61634 09610. Parish: Llanedi, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Buarthau (Field).
Grid Reference: SH 62506 34797. Parish: Llandecwyn, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Buarthau (Field).
Grid Reference: SH 94006 34621. Parish: Llangower, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Buarthau (Unclassified).
Grid Reference: SS 93574 86602. Parish: Coychurch Higher, Glamorgan
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Buarthau (Field).
Grid Reference: SH 45739 60269. Parish: Llanfaglan, Caernarfonshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Buarthau (Unclassified).
Grid Reference: SJ 24625 60072. Parish: Leeswood, Flintshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Buarthau (Field).
Grid Reference: SH 58277 22063. Parish: Llanddwywe-is-y-graig, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin

Buarthau (Field).
Grid Reference: SH 98413 41168. Parish: Llandderfel, Merionethshire
When recorded: 1841. Primary Source: none. Secondary Source: Cynefin