Archaic Brick Retaining Wall, San Francisco


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 Thomas Bros.  SF North 7.5' Quad  Geology (Schlocker 1974)  Bedrock Exposures (Schocker 1974)


                                 
 Bedrock Contours (DeLisle 1993)  Groundwater Contours (DeLisle 1993)  Seismic Hazards - SF North 7.5' Quad (CGS 2000)





                                                                                                                                                                                         
 1879  1899  1915 (View of Exposition from Pierce Street)   


                                                                                                                                                                                           
 Casebolt Mansion 1964  1979  1999  2009  2010






 2009







                                                                                        
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 2009
 SOUTH WALL

 2007-2009
 NORTH WALL




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2007 California Historical Building Code:
Definitions, Structural Regulations, Archaic Materials and Method of Construction

City & County of San Francisco Planning Code
Ordinance 203-09, Approved 8/28/09

California Brick
Past and Present Brickmakers

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