Hartridge, H. <br/><br/>
Colours and how we see them 
H. Hartridge                                          
 - London  G.Bell and Sons  1949 
 - xi, 158p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Colour<br/>NASA thesaurus
<br/><br/><label>Universal Decimal Class. No.: </label>535.62  / HAR