letterlocking category 31
UH0078, Joseph Scaliger’s spiral-locked letter.
See UH0078, an example of letterlocking category 31, high security score. See UH0075, an example of a letterlocking category 31, low security score.
Unlocking History Concept uri
https://letterlocking.org/doll/concept/256
Preferred label
letterlocking category 31
Alternative label
LC31; fold + slit/hole + adhere + lock-sa; f + s/h + a + la; slit and band; slit and tongue; tongue of incision
Scope note
A letterpacket formed using the following manipulations: fold, slit/hole, lock-SA, adhere. Assigned security score: low or high.
Top concept
techniques
https://letterlocking.org/doll/concept/611
Broader/Parent concept
letterlocking category
https://letterlocking.org/doll/concept/225
Related concept
security score
https://letterlocking.org/doll/concept/469
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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