Vanlonkhuyzen, John H.  <br/><br/>
Plane and Spherical Trigonometry  [Text] 
Kaj L. Nielsen and  John H. Vanlonkhuyzen 
 -  Barnes and Noble, Inc  1944 
 - 139 p.;   PB 
<br/><br/><label>ISBN: </label> 950.00 
<br/><br/><label>LCCN: </label>030467 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry
<br/><br/><label>Dewey Class. No.: </label>514  / N669P