A map of California, Nevada, portions of western Arizona and Utah, and a southern portion of Oregon. The map shows the locations of Native American tribal groups, "positions where Troops are needed," and "routes that had been traversed by Troops or by which Frontier Posts may be supplied." Relief is shown by hachures. The map is approximately the southwestern quarter of a larger map with the same title.

Two photographs of of the corral and officer quarters at Fort Crook in Shasta County, California taken by Edward Perry Vollum. The two prints are glued to a single sheet of bristol board. Handwritten captions on the front of the page read, "Fort Crook, Shasta County, California," and, "Photographed by Dr. Edward Perry Vollum an associate of Lt. Lorenzo Lorain." Handwritten captions on the back of the page read, "Corral, Fort Crook, Cal." and, "Officer Quarters at Fort Crook, Cal."

Hand-written caption. Signed by Watkins. A log cabin sits next to a giant sequoia.

Carte de visite of Mount Shasta, with a wooden fence in the foreground. There is a visible crease from the top to the bottom of the image. Not positively identified as having been taken by Carleton E. Watkins. Title written on verso of photograph in unknown hand.

Hand-written caption. Signed by Watkins. A log cabin sits next to a giant sequoia.

Carte de visite of Mount Shasta, with a wooden fence in the foreground. There is a visible crease from the top to the bottom of the image. Not positively identified as having been taken by Carleton E. Watkins. Title written on verso of photograph in unknown hand.

Color landscape drawing of of Lassen's Butte from Big Meadows at Prattville. The drawing includes mountains, trees, and a meadow and water in the foreground.

Black and white drawing of Indian Valley and the surrounding mountains and trees.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

View of a log cabin on the bank of Lake Angela. Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

View of a log cabin on the bank of Lake Angela. Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad, and this stereograph depicts one of the railroad's trestle bridges in California.

Stereograph originally taken by Alfred A. Hart circa 1862-1869 and reprinted by Carleton Watkins, who acquired Hart's negatives in 1869. Hart was the official photographer for the Central Pacific Railroad, and this stereograph depicts one of the railroad's trestle bridges in California.