Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Collection of eng./tech. drawings re coal cutting
Coal Cutting Machinery Plans and Drawings (from George Tucker Jones, Pontyclun) Engineering Drawing : Tracing : Specification Sheet (coal, mineral & rock cutting) June 1929, No.17648
Pwnc
Diwydiant
Rhif yr Eitem
87.159I/14
Mesuriadau
Meithder
(mm): 537
Lled
(mm): 662
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.