Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Wireless Telegraphy between England and France (article)
Magazine article on the installation of wireless telegraphy between Wimereux and Saith Foreland. Includes one black & white photograph.
Pwnc
Diwydiant
Rhif yr Eitem
34.219/8
Derbyniad
Donation, 20/4/1934
Mesuriadau
Meithder
(mm): 145
Lled
(mm): 185
Deunydd
papur
Lleoliad
In store
Dosbarth
communicationNid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.