Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Diagram
Diagram titled - "Turnouts Laid to Curves of Similar Flexure. Diagram giving simultaneous values of Radius & Angle Crossing'. Copy with some details handwritten.
Pwnc
Diwydiant
Rhif yr Eitem
1999.77/57
Derbyniad
Donation, 7/6/1999
Mesuriadau
unfolded
(mm): 335
unfolded
(mm): 172
Deunydd
papur
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.