Record revealed
The first American invention to obtain an English patent
These intricate 1716 drawings were submitted by Sybilla Masters in the final stage of securing a patent for machinery for 'cleaning and curing Indian corn'.
Piece
Poisonous substances: comparative tables of toxicity
Catalogue reference: MAF 284/286
What’s it about?
This record is about the Poisonous substances: comparative tables of toxicity dating from 1952-1963 in the series Ministry of Agriculture, Fisheries and Food: Safety Divisions: Registered Files,.... It is held at The National Archives, Kew.
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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)
- MAF 284/286
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Date (When the record was created)
- 1952-1963
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Description (What the record is about)
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Poisonous substances: comparative tables of toxicity
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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)
- SW 896
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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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Restrictions on use (Information on restrictions to the use or reproduction of the material)
- 3 working days notice to produce
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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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- Topics
- Food and drink
- Fishing
- Farming
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Record URL
- https://beta.nationalarchives.gov.uk/catalogue/id/C1436420/
Series information
MAF 284
Ministry of Agriculture, Fisheries and Food: Safety Divisions: Registered Files,...
See the series level description for more information about this record.
Catalogue hierarchy
Over 27 million records
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You are currently looking at the piece: MAF 284/286
Poisonous substances: comparative tables of toxicity
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