- California. Office of State Engineer1
- California. State Earthquake Investigation Commission1
- Callahan, Denis1
- Campbell, Robert, Lieutenant1
- Carey, Mathew, 1760-18391
- Catlos, Elizabeth1
- Cheffins, Charles F.1
- Chevalier, August, 1871-1
- Churchman, Joseph and James1
- City Planning1
- City and County of San Francisco 1
- City and County of San Francisco- Technology 1
- City of Berkeley centerline version 10.801
- City of Berkeley- Department of Information Technology 1
- City of Hawyard1
- City of Hayard1
- City of Oakland, City Administration1
- City of Oakland, City Administration 1
- City of San Francisco Dept. of City Planning1
- City of San Francisco- Economic and Workforce Development 1
