Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Abernant Colliery, docs. re sinking of new shaft
Printed in black ink on white paper. Additional details have been handwritten on the plan in pencil. National Coal Board South Western Division Abernant Colliery, a plan/diagram showing strata passed through during the drilling of No.1 and No.2 boreholes in 1926.
Pwnc
Diwydiant
Rhif yr Eitem
88.99I/27
Derbyniad
Collected officially, 1988
Mesuriadau
Meithder
(mm): 654
Lled
(mm): 177
Deunydd
papur
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.