Organizational References

Antioch Historical Society 
1500 4th Street 
Antioch, CA 94509 
(925) 757-1326

Bancroft Library 
University of California 
Berkeley, CA 94720-6000 
(510) 642-6481

California Historical Society 
678 Mission St.
San Francisco, CA 94105 
(415) 257-1848 

California State Library 
PO Box 942837 
Sacramento, CA 95814 
(916) 654-0261

Clayton Historical Society
PO box 94 
Clayton, CA 94517 
(925) 672-0240 

Concord Historical Society
1601 Sutter Street
Concord, CA 94520
(925) 827-3380

Contra Costa County Historical Society 
724 Escobar Street 
Martinez, CA 94553-1114
(925) 229-1042

El Cerrito Historical Society
PO Box 304
El Cerrito, CA 94530

Lafayette Historical Society
3491 Mt. Diablo Blvd.
Lafayette, CA 94549
(925) 283-1848


Moraga Library 
1500 St. Mary's Road
Moraga, CA 94556
(925) 376-6852

Orinda Historical Society
PO Box 82
Orinda, CA 94563-0082
(925) 254-1353

Pittsburg Historical Society
PO Box 1816
Pittsburg, CA 94565
(925) 439-7501

San Pablo Historical & Museum Society
1 Alvarado Square
San Pablo, CA 94806-3717
(510) 215-3046

San Ramon Valley Historical Society
PO Box 521
Danville, CA 94526

Walnut Creek Historical Society
2660 Ygnacio Valley Road
Walnut Creek, CA 94598
(925) 935-7871