Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Park and Saron Collieries, blueprint
Blueprint titled 'Messrs. The Amalgamated Anthracite Colls. Ltd Arrangement of Coal Screening Plant for Park & Saron Coll. Scale ¼"= One Foot'. Drawing no. G794/1. Dated 1 August 1930.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.