1906 SAN FRANCISCO EARTHQUAKE,HUMAN,FIRE,EARTHQUAKE,DISASTER,NATURAL DISASTER,CITY,SAN FRANCISCO,CALIFORNIA,USA,NORTH AMERICA,BURNING,WATCHING,HISTORY,EARTH SCIENCE,ADULT,MAN,MALE,WOMAN,FEMALE,US,AMERICAN,CAUCASIAN,WHITE,MONOCHROME,BLACK-AND-WHITE,MANY,MULTIPLE,PORTRAIT,APRIL,1906,20TH CENTURY,1900S,NORTH AMERICAN,UNITED STATES,VERTICAL,DAMAGE,DAMAGED,SEISMIC,SEISMOLOGICAL,HISTORICAL,DESTRUCTION,URBAN,STEINBRUGGE COLLECTION,KARL V. STEINBRUGGE,SMOKE,DURING,WOMEN,MEN,GROUP,PEOPLE,ARNOLD GENTHE,BUILDINGS,HILL,DOWNTOWN,SAN ANDREAS FAULT,LARGE,100TH ANNIVERSARY 1906-2006,AFTERMATH DESTRUCTION DISASTER,DAMAGE NATURAL RUINS,"