Sir, d8.1..26.10 <br/><br/>
Elements of quaternions. 
Edited by Charles Jasper Joly. 
 - [3d ed.] 
 - New York,  Chelsea Pub. Co.  [1969] 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>ISBN: </label>0828402191 
<br/><br/><label>LCCN: </label>68054711 //r86 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Quaternions.<br/>Vector analysis.
<br/><br/><label>LC Class. No.: </label>QA257  / .H232 
<br/><br/><label>Dewey Class. No.: </label>512/.893