<div class="description">
<dl><dd>Final report; July 1980</dd>
<dd>PB 81-105843</dd>
<dd>Report no. UMTA-MA-06-0100-80-9</dd>
<dd>Includes bibliographical references</dd></dl><br>Subjects: Tunnel lining; Tunnels</div>
<div class="fn value">
<dl><dd>Selander, S. E</dd>
<dd>United States. Water and Power Resources Service</dd></dl></div>
Internet Archive identifier