156 



Two cases of Insensibility of the Eye 



Colours to an ordinary eye. Colours to Mr *8 eye. 



Good blue, verging to indigo, Blue. 

 Red, or very ruddy pink, Yellow. 

 Rich yellow, Fine bright yellow. 



White, Very little colour. 



Dark purple. Dim blue. 



Dull orange red, Yellow. 



White, White. 



Very dark purple. Dark. 



The following colours in the first column are complemen- 

 tary to those in the first column of the preceding table. 



Colours to an ordinary eye. Colours to Mr 's eye. 



Pale Pink, No colour. 



The same, No colour, but darker. 



Fine green, verging to 



Very pale tinge of blue. 



Blue. 



Blue. 



Yellow, 



Yellow, 



Blue, with a good deal of yellow. 



Good blue. 



Blue, with a good deal of yellow. 



bluish. 

 White, 

 Rich crimson, 

 Pale brick red. 

 Pale yellow. 

 Fine green. 

 Purple, 

 Fine crimson, 

 Yellow, varying to orange, Yellow, gay colour. 

 Very fine greenish-blue. 



nearly white. 

 Full blue. 

 Fiery orange. 

 White, 

 White, 



Dull dirty olive. 

 White, 



Blue. 



Pretty good blue. 

 Yellow, or blood-looking yellow. 

 White, with adash of yellow and blue. 

 White, with blue and yellow in it. 

 Dark. 

 White 



Instead of presenting the colours for his judgment, he was 

 now desired to arrange the apparatus so as to make the strongest 

 possible succession of contrasts of colour in the two circles. 



Colours to an ordinary eye. Colours to Mr 's eye. 



Pale ruddy pink. Yellow. 



Blue green, Blue. 



Yellow, Yellow. 



