--- Begin Forwarded Message ---
Date: Wed, 1 Aug 2001 10:56:35 -0500
From: Ellen Crosby <[log in to unmask]>
Subject: RE: Removing commercial map covers
Sender: Ellen Crosby <[log in to unmask]>


This answer to a question that Kimberly C. Kowal asked yesterday may
help others to detach maps from their covers.
Our conservator recommends the following procedure. E

--
Ellen Crosby, Head of Cataloging
Indiana Historical Society Library
450 W. Ohio St.
Indianapolis IN 46202
voice 317/234-0043 fax 317/234-0169
www.indianahistory.org
[log in to unmask]

>  -----Original Message-----
> From:         Ramona Duncan-Huse
> Sent: Wednesday, August 01, 2001 9:19 AM
> To:   [log in to unmask]
> Subject:      map covers
>
> Unfold the map entirely and cut pieces of Gortex membrane and blotter
> to the size of the area that is glued down.  Place the Gortex fluffy
> side down on the glued area.  Place  the blotter, well dampened, onto
> the Gortex and cover it with Mylar to prevent evaporation of the water
> and direct the vapor downward through the membrane.  You may have to
> weight the Mylar with a soft, light weight. The Gortex will allow only
> water vapor through and will start to soften the glue after about one
> hour.  Check every 20 minutes or so to see if the paper will start to
> lift.  If you see any skinning of the map or the cover lining paper,
> stop and wait again until the glue is completely softened.  You may
> have to also use a thin micro spatula.  The Gortex, blotter and micro
> spatulas are available from TALAS in New York,  212-219-0770.  Hope
> this helps.
>
> Ramona
>
> Ramona Duncan-Huse
> Head of Conservation
> Indiana Historical Society
> 450 W. Ohio Street
> Indianapolis,  IN.   46202
> 317-234-0093
> [log in to unmask]
> opinions expressed are mine and not that of the institution
>
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