Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Marine Colliery, safety leaflet
Laminated leaflet. Details printed in black ink on white paper. Guide to Gullick Dobson C.S. Supports at L.B.17 Face, Marine colliery.
Pwnc
Diwydiant
Rhif yr Eitem
90.77I/40
Mesuriadau
Meithder
(mm): 152
Lled
(mm): 104
Dosbarth
health and safetyNid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.