Yoshi Waterhouse explained to the audience that finding solutions for congested areas of the diagram was sometimes done best by hand. Photo provided by the New York Transit Museum.  Photo 2 of 7 in Standing Room Only: The Vignelli Subway Map

Standing Room Only: The Vignelli Subway Map

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Yoshi Waterhouse explained to the audience that finding solutions for congested areas of the diagram was sometimes done best by hand. Photo provided by the New York Transit Museum.