Table of
<ol>
<li>IZ
<li>ARCTIC STATION tritium vintage age Vint 11
</ol>
<a href="http://iridl.ldeo.columbia.edu/SOURCES/.ARCTIC/.STATION/ISTA+11+VALUE/Sil/1+index/.Vint/2+index/.Depth/1+index/" >Additional Information</a><p><table border>
<tr><th>IZ</th><th>tritium vintage age</th></tr>
<tr><th></th><th>years</th></tr>
</table>