Urban Atlas Tract Data For Standard Metropolitan Statistical Areas - San Bernadino - Riverside- Ontario, California, U.S. Dept of Commerce & Labor, 1974
A large format colorful look at the region from population demographics to income, housing and more. An interesting and uncommon reference.
Ex-library with stamps and markings, but nothing obtrusive to any of the maps and contents. Overall size is 17 x 22 (inches)