Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Research notes on hydro-electric power
Eighteen pages of handwritten notes and hand drawn plans/sketches. Attached with a paperclip. Research notes of H.A. Thomas, relating to hydro electric power.
Pwnc
Diwydiant
Rhif yr Eitem
78.114I/125
Derbyniad
Donation, 29/11/1978
Mesuriadau
Meithder
(mm): 228
Lled
(mm): 183
Deunydd
papur
Lleoliad
In store
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.