Recent advances in the chemistry of colouriing matters :   report o f a symposium held at the Imperial College of Science and Techology, Lo ndon, on January 19th, 1956 ; Organised by E. A. Braude,  specialist ed itor: J. A. Elvridge. 

 - London ,     1956. 
 - 87 p. :    diagrs. ;    22 cm. 
 - Its special publication ;   no. 4. .
<br/><br/>Includes bibliographical footnotes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Colouring matter.--------
<br/><br/><label>Dewey Class. No.: </label>667.2 CHE