April 18, 1906, San Francisco, California, USA: Images from the 1906 San Francisco earthquake and fire by photographers Henry Jacobs and JC Sydnor. The massive quake that shook the northernmost 300 miles of the San Andreas fault on April 18, 1906, ranks as one of the most significant earthquakes of all time. It's importance comes not only from the sheer size of the quake, but, rather, from the wealth of scientific knowledge gleaned from the geologic event.///Destruction in San Francisco following the 1906 earthquake and fire..,Image: 18165152, License: Rights-managed, Restrictions: Under embargo until further notice, Model Release: no