"Building Damage from a 7.2 Quake." San Francisco Chronicle.http://www.sfgate.com/cgi-bin/object/article?m=/c/pictures/2004/05/02/ba_bldgdamage_chart.gif&f=/chronicle/archive/2004/05/02/MNGM26EHUM1.DTL
Burnett, Bill. "What S.F. homeowners need to do to be ready for a 7.2 San Andreas shaker." San Francisco Chronicle. May 8, 2004.http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2004/05/08/HOGMT6G4V01.DTL
"Earthquake Drills Do's and Don'ts." San Francisco Chronicle.http://www.sfgate.com/cgi-bin/article.cgi?file=/earthquakes/archive/quakedrill.dtl
"Earthquake Safety Tips." Orange County Red Cross.http://www.oc-redcross.org/show.aspx?mi=2893
"Earthquake Valves." So Cal Gas.http://www.socalgas.com/safety/valves.html