The planning of the modern city; a review of the principles governing city planning, by Nelson P. Lewis ... with the assistance of Harold M. Lewis
The Planning of the Modern City ... By N.P. Lewis, with the Assistance of Harold M. Lewis ... Second Edition, Revised
Report of the Chief Engineer of the Board of Estimate and Apportionment of the City of New York on the Third International Road Congress
Planning the Modern City ... [By] Harold MacLean Lewis. [A Revised Edition of "The Planning of the Modern City" by N.P. Lewis.].
A Standard State Zoning Enabling Act Under which Municipalities May Adopt Zoning Regulations by the Advisory Committee on Zoning Appointed by Secretary Hoover