U .S. Standard for the color of signal lights

It will be mailed to all members of the U.S. National Committee on the Colors of Signal Lights sometime during January , 1962 This draft is composed of SiK sections, each of which has been approved by the Committee at one of ::.ts meetins. It is now being circulated to the members of the Committee so that they can ~resent it to their sponsoring organizations for final adoption, he present plan is to publish the standard as a National bureau, of Standart. handbook,