Thompson, James E.. <br/><br/>
Elements of Spherical Trigonometry /  Textual Documents 
James E.Thompson. 
 - 1st ed. / 
 - London :  D. Van Nostrand Co., Inc ,  1942. 
 - 144p. ;  20cm. 
<br/><br/><label>Subjects--Index Terms: </label>Trigonometry Spherical Trigonometry G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>514.6  / T 371 El