Brenke, William Charles <br/><br/>
Plane and spherical trigonometry / 
William Charles Brenke 
 - New York :  Dryden Press,  1943 
 - x, 102p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry
<br/><br/><label>Dewey Class. No.: </label>514  / BRE