Murray, Francis J. (Francis Joseph), 1911- <br/><br/>
Mathematical machines / 
by Francis J. Murray. 
 - New York :  Columbia Universiti Press,  1961. 
 - 2 v. :  ill. ;  27 cm. 
<br/><br/> 'Parts of this material were previously published under the title : The theory of mathematical machines.' 
<br/><br/>Includes bibliography. 
<br/><br/>v. 1. Digital computers.--v. 2. Analog devices. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculators.<br/>Computers.