Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Instructions
Port Talbout Harbour & Breakwaters Armour Stone Placing Techniques. Two page typescript detailing procedure for emplacing armour stone at Port Talbot Tidal Harbour.
Pwnc
Diwydiant
Rhif yr Eitem
2018.103/11
Mesuriadau
Meithder
(mm): 90
Lled
(mm): 126
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.