- A. Hoen & Co.1
- Adams, W. K.1
- Alameda County (Calif.). County Surveyor.1
- Alden, James. 1810-1877.1
- Aubury, Lewis E.1
- Bache, A. D. (Alexander Dallas). 1806-1867.1
- Balbach, Arthur.1
- Barclay, W. R.1
- Bates Company Engineers.1
- Bien, Julius. 1826-1909.1
- Britton & Rey.1
- Browne, M. J.1
- C.L. Smith & Co.1
- California Art & Engraving Co.1
- California. Division of Highways.1
- California. Division of Mines and Geology.1
- California. Division of Water Resources.1
- California. State Planning Board.1
- Chamber of Commerce of Chico (Chico, Calif.).1
- Conkling, Harold.1