/p></dd>
<dt><code class="code">am</code></dt>
<dd><p>Transmission type (0 = automatic, 1 = manual)
</p></dd>
<dt><code class="code">gear</code></dt>
<dd><p>Number of forward gears
</p></dd>
<dt><code class="code">carb</code></dt>
<dd><p>Number of carburetors
</p></dd>
</dl>

<h4 class="subsubheading" id="Note-1"><span>Note<a class="copiable-link" href="#Note-1"> &para;</a></span></h4>

<p>Henderson and Velleman (1981) comment in a footnote to Table 1: “Hocking
[original transcriber]’s noncrucial coding