Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Lewis Merthyr Colliery, photograph
View showing method of securing cavities in headings. Taken at Lewis Merthyr Colliery, c.1959.
Pwnc
Diwydiant
Rhif yr Eitem
2002.112/14
Derbyniad
donation, 22/7/2002
Mesuriadau
Meithder
(mm): 84
Lled
(mm): 83
Techneg
Black and white (monochrome photograph)
Photograph
Deunydd
Paper
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.