Scope and Content From the Series: This series documents the Santa Clara Valley’s prominent pioneer and Californio families and the valley's historic landmarks. Included is Isabel Argüello Den’s account of her family’s involvement in local government and military affairs; a genealogy of the Castro family of California; Margaret Davidson Belton’s recollections of the 1906 earthquake and fire in San Francisco; a memorial resolution for Reginaldo Francisco del Valle (53rd California Legislature,...