Donker Duyvis, Frits,  1894- <br/><br/>
Document reproduction services:  their efficient organization and management, / 
by F. Donker Duyvis and M.E. Schippers 
 - Paris :  UNESCO,  1961 
 - 23 p. ;  24 cm. 
<br/><br/> "Reprinted from Unesco bulletin for libraries, vol. XIV, no. 6, November-December 1960 (Item 398)" 
<br/><br/>Includes bibliographical references 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reproduction of money, documents, etc.<br/>Photomechanical processes
<br/><br/><label>Dewey Class. No.: </label>010