Hartree, Douglas R.  x <br/><br/>
Calculating instrumensts and mechines.  x 

 - x 
 - Cambridge  Univ. Press  1950 
 - ix, 138 
<br/><br/>x 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computation Computation 
<br/><br/><label>Dewey Class. No.: </label>510.78/HAC