Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Observations on Subsidence (booklet)
Full title - Observations on Subsidence. An Evangel for Colliery Owners. 8 page booklet, stapled at centre.
Pwnc
Diwydiant
Rhif yr Eitem
2017.29/23
Mesuriadau
Meithder
(mm): 150
Lled
(mm): 223
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.