Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Key to code numbers for blast furnace data
Four pages stapled together. Typed in black on cream paper. Title: 'Blast Furnace Data and their Correlation. Part II. Key to Code Numbers'. Dated 10th November 1931.
Pwnc
Diwydiant
Rhif yr Eitem
86.129I/532
Mesuriadau
Meithder
(mm): 331
Lled
(mm): 203
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.