Hogan, M.A. <br/><br/>
Current meters for use in river gauging 

 - Department of Scientific and Industrial Research  London  1922 
 - 32p.  fig. 
<br/><br/><label>Nat. Bib. No.: </label>1079 
<br/><br/><label>Universal Decimal Class. No.: </label>532.1  / HOG