The facts are from the following sources:

1. On the Move: A Chronology of Advances in Transportation by Leonard C Bruno, Published by Gale Research Inc.
2. Crossroads, A Publication of Southern California Rideshare, December 1999/January 2000.
3. Westways Magazine, Southern Automobile Club of Southern California
4. Kern Council of Governments files.
5. U.S. Department of Transportation information.
6. People and Politics in Urban America, Kweit and Kweit, 1999
7. U. S Census