Wentworth, George <br/><br/>
Plane and spherical trigonometry and tables /  
by George Wentworth and David Eugene Smith 
 - Boston :   Ginn and Company,   1938 
 - v, 104 p. ;   gráf., il. 
 - Wentworth-Smith mathematical series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATEMATICAS<br/>GEOMETRIA<br/>TRIGONOMETRIA<br/>FUNCIONES TRIGONOMETRICAS
<br/><br/><label>Universal Decimal Class. No.: </label>514