[svn r6995] Remove links to images from new index pages, and remove a duplicated image

which isn't linked in anywhere.  Fixed grammar and a typo.

years/1983/bcracc.htm

@@ -10,7 +10,7 @@
 
 <h1>CUCC in Austria</h1>
 
-<p><font size=+1><i>With no underground leads from last ear still to be
+<p><font size=+1><i>With no underground leads from last year still to be
 pushed, the Cambridge University Caving Club went right back to basics.
 Prospecting for day after day gradually uncovered entrances until eventually
 several systems were being explored at once. At the end of the expedition

years/1983/index.html

@@ -1,6 +1,4 @@
 <ul>
-<li><a href="136ent.png">136ent.png</a></li>
-<li><a href="136nx2.png">136nx2.png</a></li>
 <li><a href="143144.htm">143144.htm</a></li>
 <li><a href="41svy.htm">41svy.htm</a></li>
 <li><a href="bcracc.htm">bcracc.htm</a></li>