The Planning of the Modern City ... By N.P. Lewis, with the Assistance of Harold M. Lewis ... Second Edition, Revised
Highway Traffic. Including a Program by Nelson P. Lewis, for a Study of All Communication Facilities Within the Region of New York and Its Environs. in Consult. with Ernest P. Goodrich
Planning the Modern City ... [By] Harold MacLean Lewis. [A Revised Edition of "The Planning of the Modern City" by N.P. Lewis.].