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Ciphers. Codes.

Subject Source: Local sources
Scope Note: Codes used specifically to disguise the content of a message, involving a rule defined by a secret key known only to the transmitters and legitimate receivers of the message. (AAT) Use for all documents in, or including, cipher, and also for cipher keys. Where a cipher key is present record the fact in the catalogue record. (NLS) .

Found in 27 Collections and/or Records:

Various literary papers of the family of Erskine of Alva., 18th century-19th century.

Identifier: MS.5113
Scope and Contents The contents are as follows:(i) Addresses, 1835, undated, of an unidentified R D Murray to a St Stephen's Society, on such subjects as the advantages of public education, poetry, phrenology, etc. (folio 1);(ii) Class cards, lecture notes (mostly on legal subjects), and copies of the regulations for Dollar Academy, with excerpts from the sederunt books of the trustees, 1826 (folio 97);(iii) Various short prose pieces, chiefly nineteenth century, including...
Dates: 18th century-19th century.

Volume of signal codes., 1st quarter of 19th century.

Identifier: Dep.353/11
Scope and Contents From the Collection: This collection includes the fair copy (not autograph) of Maitland’s ‘Narrative of the Principal Occurrences on board HMS Bellerophon’, and journals of his naval service in South America, 1819-20, the Mediterranean 1820-1, and 1828-30, and India, 1837-9. It also includes a number of printed books relating to Napoleon, particularly to the time he spent on St Helena. Some of these were written by Barry O’Meara and dedicated by him to Maitland with whom he had served as surgeon...
Dates: 1st quarter of 19th century.