Hosmer,George L. <br/><br/>
Practical astronomy : 

 - 3rd ed. 
 - New York :  John Wiley and Sons,  1946. 
 - xi, 270 p. :  ill. ;  19 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Celestial Navigation<br/>Astronomical Observations<br/>Positional Astronomy
<br/><br/><label>Dewey Class. No.: </label>522  / HOS