The Manuscript Codex * Structure
UNSUPPORTED SEWING

Sewing that does not use sewing supports on the textblock spine.  The connection between the covers and textblock is usually made by the spine-lining extensions, the covering material extending onto the textblock spine, and possibly by material joining the doublure to the textblock on the inner joints.
 
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UBL. OR. 206

 

 

AUTHORS: PAUL HEPWORTH AND KARIN SCHEPER