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Tue, 11 Dec 2012 16:31:47 -0500 |
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I'd vote for gas.... you might see black iron pipe, rather than
galvanized..... and follow the trail back as far as you can!
pem
On Tue, Dec 11, 2012 at 3:42 PM, Stacy Kozakavich <[log in to unmask]>wrote:
> Hi all,
>
> This is a bit tangential to archaeology as it deals with the old operating
> systems of an extant house, but I'm sure there will be many people on this
> list with the experience and expertise to answer this question:
>
> I'm trying to figure out what a couple of old utility/service connections
> are in the second-floor bedrooms of a 1911 house in the San Francisco Bay
> area.
>
> Pictures here:
> https://picasaweb.google.com/105553509479038352556/Utilities?authuser=0&authkey=Gv1sRgCK6Nzfby4rTl0QE&feat=directlink
>
> I know I *should* know what these are, but am drawing a blank - they
> don't quite look like water/steam heat system pipes as they're narrow
> diameter and there aren't any other traces of past radiators on the walls
> or floor. They seem too close to the floor to be connections for gas
> lighting.
>
> Anyone recognize these?
>
> Thanks in advance,
> Stacy Kozakavich
> Oakland, CA
>
--
*Patrick E. Martin, PhD*
*Professor of Archaeology and Chair
President, The International Committee for the Conservation of the
Industrial Heritage
*
*Department of Social Sciences*
*Michigan Technological University*
*Houghton, MI USA 49931*
*[log in to unmask]*
*(906) 487-2070*
*www.industrialarchaeology.net
www.ticcih.org
*
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