Highway traffic in New York and its environs : including a program, by Nelson P. Lewis, for a study of all communication facilities within the areaThe transit and transportation problemHighway traffic : including a program, by Nelson P. Lewis, for a study of all communication facilities within the region of New York and its environsTransit and transportation : and a study of port and industrial areas and their relation to transportationIntegrale verkeers- en vervoerstudie