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Investigations into the possibility of using other commercial types of valves in...
Catalogue reference: AVIA 23/556
What’s it about?
This record is about the Investigations into the possibility of using other commercial types of valves in... dating from 1932 in the series War Office and successors: Signals Experimental Establishment, later Signals Research.... It is held at The National Archives, Kew.
Is it available online?
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Full description and record details
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Reference (The unique identifier to the record described, used to order and refer to it)
- AVIA 23/556
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Date (When the record was created)
- 1932
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Description (What the record is about)
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Investigations into the possibility of using other commercial types of valves in the No. 1 sets
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Held by (Who holds the record)
- The National Archives, Kew
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Former department reference (Former identifier given by the originating creator)
- SEE Report 569
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Legal status (A note as to whether the record being described is a Public Record or not)
- Public Record(s)
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Closure status (Whether the record is ‘open’ (available to the public) or ‘closed’ (not available due to a legal exemption))
- Open Document, Open Description
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Subjects (Categories and themes found in our collection (our subject list is under development, and some records may have no subjects or fewer than expected))
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Record URL
- https://beta.nationalarchives.gov.uk/catalogue/id/C2380306/
How to order it
- View this record page in our current catalogue
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- Select an option and follow instructions
Series information
AVIA 23
War Office and successors: Signals Experimental Establishment, later Signals Research...
See the series level description for more information about this record.
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Investigations into the possibility of using other commercial types of valves in...
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