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Forwarded message:
From: [log in to unmask] (Bob Wier)
Sender: [log in to unmask]
Reply-to: [log in to unmask]
To: [log in to unmask] (Multiple recipients of list)
Date: 97-07-10 19:31:40 EDT
Here is a posting from another list that I'm on. It concerns
the use of canvas in an circa 1850 restoration. Since we are
also very concerned about the use of canvas (as in wagons, tents,
etc) I thought I'd pass it along for whatever it's worth.
THANKS
====== [log in to unmask] ======
10:49 AM Wednesday, July 9, 1997
keeper of the Photo-3d, Overland-Trails, LDS State
Research Outline Guides and other stuff
(currently in Ouray, Colorado)
>From: [log in to unmask] (Rick Cronenberger)
>Subject: Re[2]: canvas interior finish
>To: [log in to unmask], [log in to unmask]
>
> Ilene,
>
> I have used canvas as a wall and ceiling surface as part of the Fort
> Union Trading Post Reconstruction in Williston ,North Dakota. The
> ceiling was not curved, but the application may be the same. The
> reconstruction date of the Indian Artisans house is 1851.
>
> The canvas at Fort Union was placed on the walls and ceiling and
> tacked in place with furniture tacks. It was stretched taunt by hand.
> Once it was all installed, a coat of whitewash was applied to the
> canvas. This provided the finish surface and the shrinkage of the
> canvas resulted in a very tight, smooth wall surface. It looks like
> plaster from a distance.
>
> This was a good way to get the appearance of a plaster wall for very
> little cost. We have examples of it use in and exterior gable
> application in a 1880-90 building in Yellowstone NP as well.
>
> My guess is that the canvas was applied to the observatory in small
> pieces to match the curved shape and to create a smoother surface in
> which to attached the paper. The paper was usedto create the
> absolute smooth surface that is required.
>
>
> I look forward to reading the other comments you may receive.
>
> Richard Cronenberger
> Historical Architect
> Intermountain Regional Office
> Denver
> (303)969-280
>
>
>______________________________ Reply Separator
_________________________________
>Subject: Re: canvas interior finish
>Author: [log in to unmask] at NP--INTERNET
>Date: 7/8/97 11:26 PM
>
>
>We are restoring an 1854 observatory with its original astronomical
>equipment. The interior of the dome had an accumulation of finish layers
>which are currently being analyzed by Frank Welsh.
>
>I am curious whether anyone has experience with historically appropriate
>application of new canvas over wood boards. The surface is curved, being
>the inside sphere of the dome, and we were not able to verify how the
>canvas was laid out, sizes of the pieces, how much they overlapped, etc.
>
>The canvas was covered with layers of paper too, but we have not
>determined yet what and where the original exposed finish is in the
>chronology.
>
>Ilene Tyler, AIA
>Quinn Evans/Architects
>
>
>
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