This map shows the southwestern portion of the United States and northern portion of Mexico. U.S. states are outlined in color and numbered (corresponding to an index of states and territories in the lower left corner). Additionally, cities, bodies of water, the names and locations of some Native American Indian tribes, and geographic features are marked (with relief shown by hachures).

Maps of four quadrants in the Las Vegas area surveyed as part of a radiological survey, outlining "Radioactivity levels in hundreds of counts per second normalized to 500 ft above ground." Scale 1:250,000.

Map shows railroads, state boundaries, cities and towns along railroad routes, and national parks. Includes mileage statistics for company's electrical lines and text in lower margin. Insets: [Continuation of map from chicago to Westport, Indiana] and "Profile of main line St. Paul-Minneapolis to Seattle-Tacoma." Relief shown by profile with spot heights. Scale not given.

Map shows early twentieth century California railroads, cities and towns, counties, electric lines, and Native American reservations in Nevada. Includes indexes and statistics. Insets: "San Francisco and vicinity." Relief shown by hachures and spot heights. Scale [ca. 1:2,724,280], [ca. 1:2,661,120], and [ca. 1:2,027,520].

Map shows overland routes from St. Joseph and Independence, Missouri to the West, one crossing through California gold country and ending in Sacramento, California, and the other continuing on into Oregon; areas of Native American habitation, major cities and towns, and landmarks. Inset: "United States West of Mississippi River showing political divisions in 1849." Relief shown by hachures. Scale not given.

Map shows trail route from Independence, Missouri (and also St. Joseph) to Sacramento, California across the "political divisions of the Great West": Missouri, Kansas, Nebraska, South Dakota, Wyoming, Colorado, Idaho, Utah, Oregon, California, and Nevada, landmarks and areas of Indian habitation. Includes note describing area and history of the route. Inset: United States west of Mississippi River showing political divisions in 1849. Relief shown by hachures. Scale not given.

Map shows roads, trails, cities, towns, military posts, and notable physical features. Includes topographical notes. Relief shown by shading. Scale not given.

Map shows railroads, Indians reservations, cities, towns, and notable physical features; canals in Nevada. Inset: "Part of southeastern California." Relief shown by hachures. Scale not given.

Map shows township grid, railroads, counties, military posts, and notable physical features in California. Insets shows street names, parks, wards, public areas, military facilities, and docks in San Francisco; Yosemite Valley trails; overview of San Francisco Bay railroads. Verso of map shows Nevada township grid, counties, Native American reservations, railroads, notable physical features, cities, and towns. Includes text and authorities. Relief shown by hachures and spot heights. Scale [ca. 1:2,200,000].

Map shows counties, railroads, cities, towns, railroads, and Native American reserves in Nevada. Includes population and area statistics for California. Relief shown by hachures. Scale [ca. 1:2,700,000] and [ca. 1:2,250,000].

Map shows late nineteenth century California and Nevada railroads, roads, mines and mineral resources, military posts, township grid, land districts, counties, major cities, towns, and Native American reservations. Inset: [Elevation above the sea of some of the principal mountains in California and Nevada]. Includes legend and keys to judicial and land districts. Relief shown by hachures, spot heights, and profile diagram. Scale [1:1,140,480].

Map shows late nineteenth century California and Nevada counties, railroads, cities, towns, lakes, and notable geographic features. Scale [ca. 1:4,270,000].

Map shows towns, railroads, roads, rivers, lakes, and mud flats; potential agricultural, timber, and grazing lands; mining activity. Includes text notes and key to land use potential. Relief shown by hachures and spot heights. Scale [ 1:253,440].

Map shows cities, roads, railroads, military posts, areas of Native American habitation for Arizona and adjacent southern California, western New Mexico, portions of Nevada, Utah, and Colorado, and northern Mexico. Includes legend, names and dates of expeditionary routes. Relief shown by hachures and spot heights. Scale [1:3,700,000].

Map shows late nineteenth century California counties, railroads, cities and towns, and notable geographic features. Relief shown by hachures. Scale [ca. 1:2,600,000] and [ca. 1:2,300,000].

Map shows counties, existing and proposed railroads, major roads, cities and towns, notable geographic features, canals, springs, lakes, rivers, and mining activity. Relief shown by hachures and spot heights. Scale [ca. 1:1,950,000].

Map shows late nineteenth century township grid, counties, railroads, cities, towns, lakes, marshland, and notable geographic features. Scale [ca. 1:1,267,200].

Map shows late nineteenth century township grid, counties, railroads, cities, towns, lakes, marshland, and notable geographic features. Scale [ca. 1:1,267,200].

Map shows county lines, cities and towns, military posts, existing and proposed railroad routes, areas of Native American habitation, and mineral resources; territories of Washington, Montana, Idaho, Utah, and Arizona. Relief shown by hachures and spot heights. Scale [ca. 1:2,680,000] and [ca. 1:2,450,000].

Map shows cities, towns, forts, military reservations, Native American reservations, wagon roads, trails, and the railroad network indicating completed, proposed, and connecting lines; expeditionary routes by military explorer's name and date; mining activity and mineral resources. Includes table of distances and explanations. Relief shown by hachures. Scale [1:3,801,600].

Map shows mid-nineteenth century California and Nevada counties, cities, towns, roads, existing and proposed railroads, Native American reservations, mining activity, and notable physical features; street names, wards, wharves, and select buildings in San Francisco; extent of railroad expansion. Includes "Distance between San Francisco and other Pacific ports" and "Difference of time between S. Francisco and other important cities. Insets: "Map of the City of San Francisco, California" and "Map of the Great National Pacific Railroads." Relief shown by hachures and spot heights. Scale [ca. 1:1,330,560].

Map shows major settlements, counties, township grid, reservations, mines and mineral resources, light houses, wells and other water features for most of California and a small portion of Nevada. Relief shown by hachures. Scale [1:1,140,480].

Map shows mid-nineteenth century California and Nevada mines, mining districts, mineral resources, township grid, counties, roads, railroads, marshland, cities, towns, and military posts. Includes explanation, table of distances, and key to "United States land districts." Relief shown by hachures and spot heights. Scale [ca. 1:1,520,640].

Map shows existing and proposed railroads, United States Mail route, Emigrant Road, military outposts, mining activity in Nevada and California, and counties in Nevada and Utah. Includes distances between major cities and mining district. Relief shown by hachures. Scale not given.