Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
G.W.R. Single Line Block Instructions (booklet)
15 page booklet in red covers with title printed on gold on cover. Pages strung together with cord top left. Full title inside cover reads - Great Western Railway. Regulations for Train Signalling by Block Telegraph on Single Lines of Railway.
Pwnc
Diwydiant
Rhif yr Eitem
1999.77/1
Creu/Cynhyrchu
Great Western Railway
Dyddiad: 1895
Derbyniad
Donation, 7/6/1999
Mesuriadau
Meithder
(mm): 330
Lled
(mm): 205
Deunydd
papur
Lleoliad
In store
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