Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Watkins' Submarine Detection Device (specification)
Typed on white paper.
Pwnc
Diwydiant
Rhif yr Eitem
2001.142/15
Historical Associations
Associated Person/Body: Watkins, Charles Horace
Association Type: Associated person
Date: 02/1932
Place: 45 Colum Road
Derbyniad
donation, 22/8/2001
Mesuriadau
Meithder
(mm): 330
Lled
(mm): 203
Techneg
Typed
Deunydd
Paper
Lleoliad
In store
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