Show I I t I. I P Failed on un Color T Test t. t The Tho most common form Corm of oC color colorblindness colorblindness blindness ness Is an inability to distinguish lC red Last year ear thirty four officers and mul would would-be be officers of the British mercantile marine failed on their color red blind and test twenty three being an th the remainder unable to distinguish green The 1600 candidates for tor were also alBO subjected to the form vision tests test and two twenty t o ol of them then failed to distinguish the shape of the object submitted |