Show COLOR BLINDNESS IN ENGLAND CrI criminal miral in t the examination of railroad employed Emp loyes the number of persons employed in working the railways of the united kingdom is about four hundred thousand railway employed emp loyes generally belong to a class with a very high percentage of color blind and it may I 1 therefore be assumed that some sixteen thousand of that number would have a defective color vision if properly examined ain ined says london truth they would be excluded from positions in which color blindness is a source of great danger to life an and d property As it is a considerable s sid id portion of them remain in active service P utting putting it at a very low estimate there must be at least f four our thousand men employed on raila railways ays who cannot distinguish between red and green signals in other words at least one out of every hundred engine drivers firemen points men saunters sh and others directly connected with the passenger service is unfit u nal i t for the tha work wor k be has to perform it is earnestly to be hoped that a uniform reliable test will soon be introduced 19 |