31 AUGUST 1912, Page 14

[To THE EDITOR OF THE " SPECTATO%"] SIB, - With reference to

the correspondence now going on as to " Colours of Pain," those of your correspondents not acquainted with Galton's " Inquiries into Human Faculty " may be interested to know that in that book there is con.' siderable attention directed to colour associations and to the similar subject of number forms. The work has been recently issued in inexpensive form in the "Everyman"