ABSTRACT
As used in this book, "Northeastern Urban Complex" means all the Standard Metropolitan Statistical Areas from just north of Boston, south to Washington, D.C., together with all more or less directly intervening rural counties. The Complex includes 34 SMSAs, 78 counties, and 109 cities with 25,000 population or more in 1960. Within its 31.5 thousand square miles, 34.2 million people lived 1 (Figure 12 and Appendix Tables 2 and 3).
