Tooth chisel finish?



Dr. Judith E. Selwyn
Preservation Technology Associates, Inc.
285 Reservoir Road
Chestnut Hill, MA 02467

617 598-2255
fax 617 277-3389
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----- Original Message ----- 
From: "Hammarberg, Eric" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Tuesday, July 31, 2007 11:38 AM
Subject: Re: [BP] eroded limestone question


> Chris
>
> I walked by there today. I have seen these before, particularly at 166 
> East
> 96 St. The "lines" are carved into the stone. Plus the lines are 
> horizontal
> in the "field" and vertical in the "pier" stones. I believe it may be 
> called
> a "plucker" finish. They are somewhat irregular and freehand looking in
> depth and linearity plus some areas of the stone don't have it at all. It 
> is
> a form of texture or "rustication" common in Art Deco limestone.
>
>
> Thanks,
>
> Eric Hammarberg
> Vice President
> Thornton Tomasetti
> 51 Madison Avenue
> New York, NY  10010
> T 917.661.7800  F 917.661.7801
> D 917.661.8160
> [log in to unmask]
>
> This message sent from Treo, please pardon spelling and other mistakes.
>
> -----Original Message-----
> From: Hammarberg, Eric
> Sent: Sunday, July 29, 2007 08:29 PM Eastern Standard Time
> To: 'The listserv that doubts your pants are worth $42 million.'
> Subject: RE: [BP] eroded limestone question
>
> It sounds like bedding planes of variable "quality" of limestone material 
> or
> inclusions. Would be fun to investigate!
>
>
> Thanks,
>
> Eric Hammarberg
> Vice President
> Thornton Tomasetti
> 51 Madison Avenue
> New York, NY  10010
> T 917.661.7800  F 917.661.7801
> D 917.661.8160
> [log in to unmask]
>
> This message sent from Treo, please pardon spelling and other mistakes.
>
> -----Original Message-----
> From: [log in to unmask] [mailto:[log in to unmask]]
> Sent: Saturday, July 28, 2007 12:06 PM Eastern Standard Time
> To: [log in to unmask]
> Subject: [BP] eroded limestone question
>
> I was looking at the twin-towered Majestic this morning - the 1931 
> building
> erected by Irwin Chanin, across the street from the Dakota.  Unlike the
> cast-stone lower floors of its very-near-relation the Century, at 62nd, 
> the
> Majestic's are of limestone.
>
> It has an unusual appearance, and I am not certain I have seen it on any
> other building in New York.  There are very fine, irregular erosion 
> troughs,
> just lines really, all longitudinal, kind of like rain drops smearing 
> across
> the porthole of your 300 mph jet liner.   They are not like beach stuff or
> wave action, like I see in other stone installations.
>
> The lines are all parallel to the sidewalk, so they were installed with a
> knowledge of the actual graining.
>
> Have I described this adequately?  Kind of like someone took a very
> irregular comb across the surface, although they are clearl eroded, not
> mechanically made.  But I cannot imagine what the character or method of 
> the
> original deposit was to subsequently allow this lines. This pattern 
> appears
> on 9 out of 10 of the perhaps 300 blocks (typicall 4" deep, and perhaps 4
> feet on a side).  What are they?
>
> Christopher
>
>
>
>  _____
>
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