![Instructions from the [British Army] for encoding and decoding messages,](/IIIF/000810000/000802283/vtls000802283_001.jp2/full/800,/0/default.jpg)
Instructions from the [British Army] for encoding and decoding messages,
[circa 1922].
| Main Creator: | |
|---|---|
| In collection: | Florence O'Donoghue Papers. |
| Format: | Manuscript |
| Language: | English |
| Subjects: | |
| Notes: | Physical description: 1 item (2 pages). |
| Arrangement: | Item |