Bernhard, Hubert J. . <br/><br/>
New Hand Book of the Heaven /  Textual Documents 
Hubert J.Bernhard, Dorothy A.Bennett & Hugh S.Rice. 
 - Rev.ed. / 
 - New York :  McGraw - Hill book company ,  C1948. 
 - ix,360p. :  ill ;  22cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Heaven Astronomy G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>523.1  / B 457 N