Darby, Edwin. <br/><br/>
It all adds up  the growth of Victor Comptometer Corporation. 

 - [Chicago  Victor Comptometer Corporation  c1968] 
 - xii, 243 p.  illus., ports.  24 cm. 
<br/><br/><label>LCCN: </label>68058916  
<br/><br/><label>Subjects--Corporate Names: </label><br/>Victor Comptometer Corporation.
<br/><br/><label>LC Class. No.: </label>HD9999.B94V53 
<br/><br/><label>Dewey Class. No.: </label>338.7/68/114