Hosmer, George Leonard. <br/><br/>
Practical astronomy; a textbook for engineering schools and a manual of field methods 

 - 3 ed. 
 - New York :  Wiley,  1925 
 - 270 p. 
<br/><br/><label>LCCN: </label>16515 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomía esférica y práctica.
<br/><br/><label>Dewey Class. No.: </label>522  / H68 1925