City of Calabasas: www.cityofcalabasas.com

Calabasas Chamber of Commerce: www.calabasaschamber.com

Leonis Adobe Museum: www.leonisadobemuseum.org
                       
Mountains Restoration Trust: www.mountainstrust.org
 
Malibu Creek State Park: www.parks.ca.gov

Stunt Ranch: http://stuntranch.ucnrs.org
                       
Digital Library at CSUN: http://digital-library.csun.edu/SFV                
 
Campo de Cahuenga: www.campodecahuenga.com

Canogo-Owensmouth Historical Society: www.co-hs.org
 
San Fernando Valley Historical Society: www.SFVHS.com

Associated Historical Societies of Los Angeles County: www.ahslac.org
 
Conference of California Historical Societies: www.californiahistorian.com