Preferred label

Rectangle extra-wide format                             

Alternative label

Quadrilateral – Rectangle extra wide format; 4RXW

Scope note

A letterpacket with four distinct edges. When oriented so the address can be read, the top and bottom edges are notably longer than the others.

Parent concept

Letterlocking format        

uh-linked-data/concept/295

Related concept 

Letterlocking category        

uh-linked-data/concept/225

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/411