Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Setting Supports Underground (booklet)
21 page booklet with red covers, stapled at centre. Issued in compliance with the Mines and Quarries Act 1954, Section 54 (6).
Pwnc
Diwydiant
Rhif yr Eitem
2001.1/763
Creu/Cynhyrchu
National Coal Board
The Sidney Press Ltd
Dyddiad: 1968
Derbyniad
Donation, 1/2/2001
Mesuriadau
Meithder
(mm): 112
Lled
(mm): 182
Deunydd
papur
metel
Lleoliad
In store
Dosbarth
roof supportNid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.