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      <h1><font face=Verdana color=#ff3300>Server Application Unavailable
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        The web application you are attempting to access on this web server is currently unavailable.&nbsp; Please hit the "Refresh" button in your web browser to retry your request.
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   <b>Administrator Note:
</b> An error message detailing the cause of this specific request failure can be found in the application event log of the web server.  Please review this log entry to discover what caused this error to occur.
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TY  - JOUR
T1  - The Bakerian Lecture: A Magnetic Survey of the British Isles for the Epoch January 1, 1886
JF  - Philosophical Transactions of the Royal Society of London. A (1887-1895)
VL  - 181
SP  - xviii
EP  - 328
PY  - 1890/01/01/
UR  - http://dx.doi.org/10.1098/rsta.1890.0002
M3  - doi:10.1098/rsta.1890.0002
AU  - Rucker, A.
AU  - Thorpe, T.
ER  -
