Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Ventilation for dust control in headings (booklet)
British Coal
(printer)
Trafford Print
(printer)
26 page booklet in orange and white covers, stapled at centre. Notes of guidance for an undergound official.
Pwnc
Diwydiant
Rhif yr Eitem
2001.1/827
Creu/Cynhyrchu
Derbyniad
donation, 1/2/2001
Mesuriadau
Meithder
(mm): 210
Lled
(mm): 148
Deunydd
cerdyn
papur
metel
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.