Longridge, Cecil Clement,  1852- <br/><br/>
Gold dredging. 
By Captain C. C. Longridge. 
 - 2d and rev. ed. 
 - London,  "The Mining Journal,"  1907. 
 - xiii, 339, [1] p.  illus., plates (part fold.) fold. tables.  25 cm. 
<br/><br/> Stamped below imprint: D. Van Nostrand company, New York.  Cover-title: Gold dredging and mechanical excavators. 
<br/><br/><label>LCCN: </label>gs 08000025  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gold dredging.
<br/><br/><label>LC Class. No.: </label>TN422  / .L7