Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Collection of Miles Tomlin's research notes
Experiments illustrated in "De Spiritali" by Giovarnbattista della Porta, Naples, 1606, pencil drawings on tracing paper. (not dated) Hand drawn in pencil on tracing paper.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.