Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
How to Read Micrometers (instruction card)
Instruction card titled 'How to Read Micrometers with either English or Metric Graduations', produced by Moore & Wright Ltd, Sheffield. Black print on white card. Originally stored in wooden box 2004.57/2.1.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.