Afon Dringarth (Unclassified).
Grid Reference: SN 94308 15758. Parish: Ystradfellte, Brecknockshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Afon Dringarth (Unclassified).
Grid Reference: SN 94890 18325. Parish: Ystradfellte, Brecknockshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Afon Dringarth (Unclassified).
Grid Reference: SN 93760 14493. Parish: Ystradfellte, Brecknockshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Afon-y-garth (Unclassified).
Grid Reference: SJ 12908 81301. Parish: Llanasa, Flintshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Allotment on Garth (Field).
Grid Reference: SH 59151 30836. Parish: Llandanwg, Merionethshire
When recorded: Circa 1840. Primary Source: none. Secondary Source: Cynefin

Allotment on Garth (Field).
Grid Reference: SH 58876 31030. Parish: Llandanwg, Merionethshire
When recorded: Circa 1840. Primary Source: none. Secondary Source: Cynefin

Allt Garth (Unclassified).
Grid Reference: SN 80716 37081. Parish: Llanfair-ar-y-bryn, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Allt Garth -llwyd (Unclassified).
Grid Reference: SN 62537 43582. Parish: Cynwyl Gaeo, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Allt Uchaf Garth-lwyd (Unclassified).
Grid Reference: SN 61947 43161. Parish: Cynwyl Gaeo, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website

Allt-y-Garth (Topographic feature).
Grid Reference: SN 53038 32889. Parish: Llanfihangel Rhos-y-corn, Carmarthenshire
When recorded: 1898-1908. Primary Source: OS 2nd Edition Maps. Secondary Source: GB1900 website