Casey, John . <br/><br/>
A Treatise on Elementary Trigonometry /  Textual Documents 
John Casey. 
 - 1st ed. / 
 - New York :  Longmans Green & Co ,  1901. 
 - 170p. ;  17cm. 
<br/><br/><label>Subjects--Index Terms: </label>Trigonometry G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>514.5  / C 266 T