Hi Ted,
no problem, I will scan and send them tomorrow. Some of the other articles
may also be of general, or at least historic interest, but that is for
another day.
Good night from France,
Andy.


On 5 November 2010 19:02, Ted Channel  wrote:

>  Hi Andy,  Is it possible to email me a pdf or copy of the article....or a
> .jpg......very interesting.
> Ted
>
> ----- Original Message -----
> *From:* Andrew Little 
> *To:* psnlist@..............
> *Sent:* Friday, November 05, 2010 11:28 AM
> *Subject:* sensor in a well
>
> Hi PSN list,
> I have a copy of The Amateur Scientist by C.L. Strong 1960. It is a
> collection of projects and articles from The Scientific American. In the
> Earth Science section are several articles on seismology. It was this book
> that first got me interested in the subject. One article by Elmer Rexin
> describes using a float in a well to detect seismic events.
> I happen to have a well under my house, it is cut into the limestone, the
> water surface is 10 Metres below the floor of the cellar. I know of one
> sink-hole on the plateau above the village so It is possible that the well
> could be connected to an aquifer in the limestone hillside. The well in the
> article did have a connection to lake Michigan and so acted as part of a
> giant "U-tube".
> Anyway, the point of all this is to ask if anyone thinks there could be an
> advantage in setting up some form of sensor in the well, and if so, have you
> any ideas?
> Regards,
> Andy
>
>
Hi Ted, 
no problem, I will scan and send them tomorrow. Some of the oth=
er articles may also be of general, or at least historic interest, but that=
 is for another day.
Good night from France,
Andy.



On 5 November 2010 19:02, Ted Channel <tchannel@............> wrote:






Hi Andy,=A0 Is it possible to email me=
 a pdf or=20
copy of the article....or a .jpg......very interesting.
Ted


  
----- Original Message ----- 
  
From:=20
  Andrew=20
  Little 
  
To: psnlist@web=
tronics.com 
  
Sent: Friday, November 05, 2010 1=
1:28=20
  AM
  
Subject: sensor in a well
  

Hi PSN list,
I have a copy of The Amateur Scientist by =
C.L.=20
  Strong 1960. It is a collection of projects and articles from The Scienti=
fic=20
  American. In the Earth Science section are several articles on seismology=
.. It=20
  was this book that first got me interested in the subject. One article by=
=20
  Elmer Rexin describes using a float in a well to detect seismic events. <=
br>I=20
  happen to have a well under my house, it is cut into the limestone, the w=
ater=20
  surface is 10 Metres below the floor of the cellar. I know of one sink-ho=
le on=20
  the plateau above the village so It is possible that the well could be=20
  connected to an aquifer in the limestone hillside. The well in the articl=
e did=20
  have a connection to lake Michigan and so acted as part of a giant=20
  "U-tube".
Anyway, the point of all this is to ask if anyone =
thinks there=20
  could be an advantage in setting up some form of sensor in the well, and =
if=20
  so, have you any ideas?
Regards,
Andy