Preferred label

Triangle lock

Alternative label

Triangle lock-O; Triangle lock-S; Cut-off corner lock; Cut off triangle lock        

Scope note

A distinctive letterlocking style which uses a triangle-shaped lock to secure a letterpacket, usually passing through a slit.         

Parent concept

Distinctive letterlocking style        

uh-linked-data/concept/104        

Related concept                         

Triangle-shaped lock        

uh-linked-data/concept/558

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, Daniel Starza Smith, and the Unlocking History Research Group. Letterlocking, The Hidden History of the Letter. Cambridge and London: MIT Press, 2025.

Unlocking History Concept uri

uh-linked-data/concept/556