back-bead subsidiary cores (Q1057)
No description defined
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | back-bead subsidiary cores |
No description defined |
Statements
Subsidiary cores located under the back of the main core, against the bookblock, at the point where a back bead is made.
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subsidiary cores
link-moj86457-ah8bx2i8
link-moj8jbie-kjrfxknm
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