Unlocking History Concept uri
https://letterlocking.org/doll/concept/225
Preferred label
letterlocking category
Alternative label
categories; category; LC
Scope note
A classification system for opened letters defined by the presence of physical manipulations (fold/roll, slit/hole, tuck, adhesive, and lock) used to transform a writing substrate into a letterpacket. category is used to assign security score to a letterpacket.
Top concept
techniques
https://letterlocking.org/doll/concept/611
Broader/Parent concept
techniques
https://letterlocking.org/doll/concept/611
Related concept
letterlocking format
https://letterlocking.org/doll/concept/295
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
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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