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Reply To: | BP - Dwell time 5 minutes. |
Date: | Thu, 3 Dec 1998 22:43:52 -0500 |
Content-Type: | text/plain |
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The book "20th Century Materials", published by McGraw Hill, resulting from
the first "Preserving Modernism" conference, has a section on terrazzo,
including its preservation problems.
Michael
-----Original Message-----
From: Marilyn Harper <[log in to unmask]>
To: [log in to unmask]
<[log in to unmask]>
Date: Thursday, December 03, 1998 2:26 PM
> Message from Ken Follett--
>
> "Can anyone explain what a 'terrazo' floor is comprised of?"
>
> "Simple explanation: Stone, aggregate, usually selected for color &
size.
> Cementitious matrix usually tinted an interesting color. Pour it like
> concrete then when set/dry grind it down with diamond wheels. The
grinding
> exposes the cross section & color of the aggregate. Progressively
finer
> diamond grinding results in a polish, the polishing process possibly
> augmented by various other stuff."
>
> This is why I like this listserv so much. I have seen terrazo floors
in so
> many buildings of the 30s and 40s but have never known what it was.
This
> is the kind of thing no one ever tells you. National Airport has LOTS
of
> terazzo in many colors in the old terminal and in the office wings
attached
> to the old hangars.
>
> Was the process discovered in the 20th c? Is that why it was so
popular
> then? Is it still being used?
>
> Will look forward to hearing about the restoration problems.
>
>
> Marilyn Harper
> National Register of Historic Places
> (which is in no way responsible for the content of this message)
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