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  2. Geography of California - Wikipedia

    en.wikipedia.org/wiki/Geography_of_California

    The states of Nevada and Utah, also originally part of Alta California, also use that line for their northern boundaries. The southern boundary, between California and Mexico, was established by the Treaty of Guadalupe Hidalgo that ended the Mexican–American War in 1848. The line is about 30 miles (48 km) north of the former Alta California ...

  3. Alexey W. Von Schmidt - Wikipedia

    en.wikipedia.org/wiki/Alexey_W._Von_Schmidt

    This boundary monument, a cast iron column erected in 1873, marks the southern terminus of the California-Nevada State boundary established by A. W. Von Schmidt's 1872–73 survey. Von Schmidt's line, the first officially recognized oblique state line between California and Nevada, erred slightly, the boundary was later corrected to the present ...

  4. Territorial evolution of California - Wikipedia

    en.wikipedia.org/wiki/Territorial_evolution_of...

    Before 1768: An enlargeable territorial map of California tribal groups and languages prior to European contact within the modern day borders. Before 1768: An enlargeable map of the world showing the dividing lines for; Pope Alexander VI's Inter caetera papal bull (1493), the Treaty of Tordesillas (1494), and the Treaty of Saragossa (1529).

  5. Ranchos of California - Wikipedia

    en.wikipedia.org/wiki/Ranchos_of_California

    The boundaries of the Mexican ranchos were provisional. The new owner was required to complete a legal survey that established and marked the boundaries. Even if completed, the resulting 'diseño', a rough, hand-drawn relief map, often only vaguely defined the boundary lines. [10] The grantee could not initially subdivide or rent the land.

  6. 1872 California-Nevada State Boundary Marker - Wikipedia

    en.wikipedia.org/wiki/1872_California-Nevada...

    The California side of the marker. The 1872 marker near Verdi, Nevada is a four-sided cast iron pylon eight feet tall. It includes the words "CALIFORNIA" on the west face of the pylon, "NEVADA" on the east face, "1872, LONGITUDE 120 WEST OF GREENWICH, A.W. VON SCHMIDT, U.S." on the south face, and "170 MILES 47 CHAINS TO OREGON" on the north face.

  7. History of the mapping of California - Wikipedia

    en.wikipedia.org/wiki/History_of_the_mapping_of...

    Whitney organized the first comprehensive survey of California, and the first complete topographic maps of the state were completed under him. Mount Whitney, the tallest peak in California is named after him. The State Mining Bureau was established in 1880, and the position of State Geologist was changed to State Mineralogist.

  8. List of principal and guide meridians and base lines of the ...

    en.wikipedia.org/wiki/List_of_principal_and...

    Figure 1. This BLM map depicts the principal meridians and baselines used for surveying states (colored) in the PLSS. The following are the principal and guide meridians and base lines of the United States, with the year established and a brief summary of what areas' land surveys are based on each.

  9. Alta California - Wikipedia

    en.wikipedia.org/wiki/Alta_California

    Alta California ('Upper California'), also known as Nueva California ('New California') among other names, [a] was a province of New Spain formally established in 1804. Along with the Baja California peninsula , it had previously comprised the province of Las Californias , but was made a separate province in 1804 (named Nueva California ). [ 1 ]