two-piece lock
UH0039
Unlocking History Concept uri
https://letterlocking.org/doll/concept/568
Preferred label
two-piece lock
Alternative label
ponticello (Italian)
Scope note
A distinctive letterlocking style which uses two pieces of substrate to secure a letterpacket shut: a narrow strip which passes through slits or holes, and a second piece placed over the tips of the first strip, secured with adhesive.
Top concept
features
https://letterlocking.org/doll/concept/605
Broader/Parent concept
lock tip variation
https://letterlocking.org/doll/concept/312
Related concept
distinctive letterlocking style
https://letterlocking.org/doll/concept/104
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.
Alternative label “Ponticello (Italian)” found in Giovanni Riggi di Numana. Il Segreto Epistolare nel periodo della Civilta della carta. Torino: Edizioni Libreria Cortina, 2008, “lettere chiuse con ponticelli di carta”, P. 94
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