Archive › HA 156 - Note Paper of Crumlin Viaduct on the Newport, Abergavenny & Hereford Extension Railway to Taff Vale. Image 1 of 1 HA 156 - Note Paper of Crumlin Viaduct on the Newport, Abergavenny & Hereford Extension Railway to Taff Vale. £0.00 Engraved and published by Newman & Co, Watling Street, London. Mr Charles Liddell, Engineer. Quantity: Add To Cart Added! Engraved and published by Newman & Co, Watling Street, London. Mr Charles Liddell, Engineer.