Sourdough bread was a staple of western explorers and miners of the 19th century. It became an iconic symbol of San Francisco, and is still a staple of city life today.Tamony, Peter (October 1973). „Sourdough and French Bread“. Western Folklore. Western States Folklore Society. 32 (4): 265–270. doi:10.2307/1498306. ISSN0043-373X.
Sourdough bread was a staple of western explorers and miners of the 19th century. It became an iconic symbol of San Francisco, and is still a staple of city life today.Tamony, Peter (October 1973). „Sourdough and French Bread“. Western Folklore. Western States Folklore Society. 32 (4): 265–270. doi:10.2307/1498306. ISSN0043-373X.
Kalisch, Philip A. (Summer 1972). „The Black Death in Chinatown: Plague and Politics in San Francisco 1900–1904“. Arizona and the West. Journal of the Southwest. 14 (2): 113–136. JSTOR40168068.
Under Three Flags (PDF). Golden Gate National Recreation Area Brochures. US Department of the Interior (November 2004). ციტირების თარიღი: June 22, 2011.
1906 Earthquake: Fire Fighting. Golden Gate National Recreation Area. US Department of the Interior (December 24, 2003). ციტირების თარიღი: June 13, 2008.
1906 Earthquake and the Army. Golden Gate National Recreation Area. US Department of the Interior (August 25, 2004). ციტირების თარიღი: June 13, 2008.
Edward F. O'Day. (October 1926) The Founding of San Francisco. San Francisco Water. Spring Valley Water Authority. ციტირების თარიღი: February 14, 2009.
The Virtual Museum of the City of San Francisco. (July 16, 2004) From the 1820s to the Gold Rush. The Virtual Museum of the City of San Francisco. ციტირების თარიღი: June 13, 2008.
Sourdough bread was a staple of western explorers and miners of the 19th century. It became an iconic symbol of San Francisco, and is still a staple of city life today.Tamony, Peter (October 1973). „Sourdough and French Bread“. Western Folklore. Western States Folklore Society. 32 (4): 265–270. doi:10.2307/1498306. ISSN0043-373X.