Page:Method for constructing the natural scale of pure color (Nutting, 1909).djvu/15

Nutting.] While variations from the mean positions of the maxima and minima are not excessive they are so large that a simple average of all the curves would be smoother than any of them. Adjusting the positions of the maxima and minima of each curve to the means, the following data were obtained for the properties of average (of these twelve) eyes.