Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Experiments With Two Electrically-driven Pumps (report)
Black print on cream paper. Report entitled 'Experiments with Two Electrically-Driven Pumps' by Thomas Lindsay Galloway. All Rights of Publication or Translation are Reserved by the Institution of Mining Engineers. Dated February, 1908.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.