Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Calorimeter
Calorimeter in wooden case, Darling's Patent c1920 (for light liquid fuels)
14/01/2002 : Also papers in three envelopes in G/A92.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.