Keywords: photo border outdoor Repository: California Historical Society Collection: Chadwick & Sykes photograph albums of contract engineering projects Date: January 30, 1908 General note: Chadwick & Sykes (George C. Chadwick and Frank C. Sykes) was a contracting and engineering firm located in San Francisco, circa 1906-1920s. Call number: PC 013 Digital object ID: Chadwick&Sykes034.jpg Preferred citation: Chadwick & Sykes, Inc., S.F., Oleum, Union Oil Col., Contra Costa Co., CA, 1-30-08, Chadwick & Sykes photograph albums of contract engineering projects, PC013, courtesy, California Historical Society, Chadwick&Sykes034.jpg. Repository: California Historical Society Collection: Chadwick & Sykes photograph albums of contract engineering projects Date: January 30, 1908 General note: Chadwick & Sykes (George C. Chadwick and Frank C. Sykes) was a contracting and engineering firm located in San Francisco, circa 1906-1920s. Call number: PC 013 Digital object ID: Chadwick&Sykes034.jpg Preferred citation: Chadwick & Sykes, Inc., S.F., Oleum, Union Oil Col., Contra Costa Co., CA, 1-30-08, Chadwick & Sykes photograph albums of contract engineering projects, PC013, courtesy, California Historical Society, Chadwick&Sykes034.jpg. |