Dr. Christine Ladd-Franklin renowned mathematician and student of the theories of color-vision, will lecture on the subject of "Color-Sensation," this afternoon at 4 o'clock in Emerson A, at the ...

The most common types of color blindness, or color vision deficiency, are genetic. However, other types may develop due to injuries, eye diseases, health problems, and side effects of treatment.

THESE lectures are two in number, and the lecturer devoted the first to his views of colour-vision and colour-blindness, the second to the means of detecting colour-blindness from a practical point of ...