LefelItemDisgrifiadDigital photograph showing external view of Trevithick's Tunnel. Produced by Paul Davis in 2020ArchifPRD - Paul R. Davis CollectionDyddiadRhif ArchifPRD_08_065_002
LefelItemDisgrifiadDigital photograph showing mural inside Trevithick's Tunnel. Produced by Paul Davis in 2020ArchifPRD - Paul R. Davis CollectionDyddiadRhif ArchifPRD_08_065_001