Weld, Le Roy D.  1880- <br/><br/>
Theory of errors and least squares :  a textbook for college students and research workers / 
by Le Roy D. Weld 
 - New York :  Macmillan,  1916 
 - xii, 190 p. ;  19 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Error analysis (Mathematics)<br/>Least squares
<br/><br/><label>Dewey Class. No.: </label>519.6