/ /1829 | Baileys Tramroad Tramroad built from Nantyglo Iron Works near Brynmawr, to Govilon on the Brecknock and Abergavenny Canal. |
/ /1859 | Baileys Tramroad Conveyed to the Merthyr, Tredegar and Abergavenny Railway by J.&C. Bailey (Joseph Bailey and Crawshay Bailey). |