Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
The Gullick Seaman Remotely Controlled Powered Supports (booklet)
Content summary - details of the project by the National Coal Board's Mining Research Establishment to develop and test remotely operated powered roof support equipment. 11 pages, stapled. Illustrated throughout. Undated.
Pwnc
Diwydiant
Rhif yr Eitem
2017.38/494
Derbyniad
Old stock, 27/2/2017
Mesuriadau
Meithder
(mm): 278
Lled
(mm): 214
Deunydd
papur
metel
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.