Typescript copies of memorandums and circulars to "E.S" [John Chartres], Irish representative in Berlin, regarding codenames and other regulations relating to corresponding with Michael Collins or the London Office,
1921 June 20 - Aug. 30.
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| In collection: | Art Ó Briain papers, c. 1900-c.1945. |
| Format: | Manuscript |
| Language: | English |
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| Notes: | Physical description: 1 folder (6 items). |
| Arrangement: | Sub-fonds |