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Re: Hello - boards - moisture



>When making up your boards and covering, ALWAYS keep the grains aligned. If
>you cross-grain, make sure they're balanced. Example, core grain short,
>lining on BOTH sides grain long. If you don't balance your board won't just
>warp in one way, but twist.

Peter, does that mean that you always make a 3-ply board? Do you use a
lighter weight stock on the outsides? Otherwise, it seems to mee the board
would be too thick.

Thank you for your excellent explanation.

Betty
>
>If you make your boards right, when you cover the case it's natural for the
>board to warp one way. (in gluing, the cloth/paper expands. Upon drying, it
>contracts, pulling the board. Your pastedown will hopefully counteract that
>pull and you'll end up with a flat board. If it doesn't, you might need to
>apply a counterlining before putting down the pastedown. The type of
>adhesive will also make a difference. Paste (very high in water will cause
>the material to stretch further than PVA... Get to know your adhesives.
>
>Drying. I usually let my cases stand to airdry as I make them. Before
>putting them flat underweight for a while I'll flex them (gently) the way I
>want them to be.
>
>When casing in, I check them, glue out the end, put the case down...,
>insert a "fence" (piece of cardstock slightly larger then the book) to
>absorb moisture and reduce the amount of imprint from the turnings, press
>shortly, but firmly using edged boards or boards and plexirods, remove the
>fence (replace with a dry one if desired), and then let the book dry under
>weight
>
>The end result should be a flat board, though a VERY slight pull to the
>inside is OK too.
>
>Peter
>
>~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>Philobiblon: Book Arts, Different By Design
>Hand binding, conservation, and project websites for historical agencies
>Peter D. Verheyen
><mailto:verheyen@philobiblon.com>
><http://www.philobiblon.com>
>Home of the Book Arts Web, Book_Arts-L & John Vassos Bibliography
>
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>
Betty Storz   storz@mcn.org
Mendocino, CA

             ***********************************************
            BOOK_ARTS-L: The listserv for all the book arts.
      For subscription information, the Archive, and other related
            resources and links go to the Book_Arts-L FAQ at:
                      <http://www.philobiblon.com>
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