Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Slide rule
Slide Rule for converting the dimensions of a steel billet to its weight.
Pwnc
Diwydiant
Rhif yr Eitem
86.25I/2
Derbyniad
Donation, 5/2/1986
Mesuriadau
length (mm):
width (mm):
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.