- Bien, Julius, 1826-1909.1
- Colton, J. H. (Joseph Hutchins), 1800-18931
- Control by Coast and Geodetic Survey1
- Cooker, Caleb1
- H.M. Wilson, Geographer1
- Topography by W. Carvel Hall, W.M. Beaman, W.L. Miller, L.S. Leopold, and J.R. Eakin1
- W. Carvel Hall and Van. H. Manning, in charge of section1