Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Construction of Severn Bridge, photograph
Beachley Pier - Core drilling rig mounted on platform on site of pier to ascertain types of rock in foundation area. 6 December, 1961.
Pwnc
Diwydiant
Rhif yr Eitem
62.230/1
Mesuriadau
Meithder
(mm): 208
Lled
(mm): 162
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.