unidata.ucar.edu/packages/netcdf/index.html"> 
here </a>. 
<p>

Details of the non-netCDF commands:
<ul>
<p>
<li> `<font color="#82140F"><code>read grid x [.cols.]</code></font>'
Read the `<font color="#82140F"><code>x</code></font>' locations of the grid points, one number per line.
If `<font color="#82140F"><code>.cols.</code></font>' is supplied, then that many values will be read;
otherwise, reading will stop at end-of-file or blank-line.
<p>
<li> `<font color="#82140F"><code>read grid y [.rows.]</code>