Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Post Office Green Paper
Post Office Green Paper No.5 - "Short History of the Telegraph". 13 pages with black and white photographs between each page of print.
Pwnc
Diwydiant
Rhif yr Eitem
91.46I/2
Mesuriadau
Meithder
(mm): 249
Lled
(mm): 188
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.