The Manuscript Codex * Binding
UNDERLAY

A layer of material of different color and/or type to that of the covering material which is adhered over a restricted area of the boards. Although the covering material is subsequently adhered over this layer, the underlying material can be seen through a cut-out design in the upper layer.
 
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UBL OR. 270

 

 

AUTHORS: PAUL HEPWORTH AND KARIN SCHEPER