Unlocking History Concept uri
https://letterlocking.org/doll/concept/59
Preferred label
coded letter
Alternative label
written in code
Scope note
A message in which plain text is partially or entirely replaced by numbers, letters, or symbols in order to protect the contents.
Top concept
objects
https://letterlocking.org/doll/concept/607
Broader/Parent concept
letter
https://letterlocking.org/doll/concept/219
Related concept
steganography
https://letterlocking.org/doll/concept/521
The Arts & Architecture ThesaurusⓇ Online, The Getty Research Institute. Concept uri
Not in AAT
The Language of Bindings Thesaurus (LoB) Concept uri
Not in LoB
Scope note source reference
Locking Mechanisms, Security, and Authentication, p. 280–281
Source
Jana Dambrogio and Daniel Starza Smith with the Unlocking History Research Group. Letterlocking: The Hidden History of the Letter. Cambridge and London: MIT Press, 2025.
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