Parts of northern & north western Arizona & southern Utah [geology]

Subjects: “…Geology Arizona Maps.…”
Online Access

Parts of eastern and southeastern Arizona, western and southwestern New Mexico [geology]

Subjects: “…Geology Arizona Maps.…”
Online Access

Parts of atlas sheets nos. 69(B), 69(D), 77(B) and 78(A) [geology] /

Subjects: “…Geology New Mexico Maps.…”
Online Access

Parts of southern Colorado and northern New Mexico [geology] /

Subjects: “…Geology Colorado Maps.…”
Online Access

Parts of eastern Arizona and western New Mexico [geology]

Subjects: “…Geology Arizona Maps.…”
Online Access

Central & western Utah [geology]

Subjects: “…Geology Utah Maps.…”
Online Access

Southern and southwestern Utah [geology]

Subjects: “…Geology Utah Maps.…”
Online Access

Parts of central & western Arizona [geology]

Subjects: “…Geology Arizona Maps.…”
Online Access

Part of north central New Mexico [geology] /

Subjects: “…Geology New Mexico Maps.…”
Online Access

Parts of E. California, S.E. Nevada, N.W. Arizona & S.W. Utah [geology]

Subjects: “…Geology Southwest, New Maps.…”
Online Access

Preliminary geologic map of the Simi 7.5ʹ quadrangle, southern California by Yerkes, R. F., 1923-

Subjects: “…Geology California Ventura County Maps.…”

Geologic map, no. 1 Rio Colorado of the West / by Newberry, J. S. (John Strong), 1822-1892

Subjects: “…Geology Colorado River (Colo.-Mexico) Maps.…”
Online Access

Geological map of the Black Hills of Dakota by Newton, Henry, 1845-1877

Subjects: “…Geology Black Hills (S.D. and Wyo.) Maps.…”
Online Access

Bird's eye view of the Black Hills to illustrate the geological structure by Newton, Henry, 1845-1877

Subjects: “…Geology Black Hills (S.D. and Wyo.) Aerial views.…”
Online Access

A contribution to the geology of the northern Black Hills / by Irving, J. D. (John Duer), 1874-1918

Subjects: “…Geology South Dakota. http://id.loc.gov/authorities/subjects/sh2008117949.…”