Biddle, W.Earl  x <br/><br/>
Text book of field astronomy  x 

 - x 
 - London  E.L.B.S.,  1969 
 - v, 247p 
<br/><br/>Inludes 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astrenomy Astrenomy 
<br/><br/><label>Dewey Class. No.: </label>520/BIT