1900s (20th Century) Maps of Spring Valley, California

1. 1924 Map of Bartlett Springs

   

   1924 Bartlett Springs

   1924 Print · USGS

   Northern Lake County mineral springs and canyons are captured here in the years following the Great War. Genealogists and historians can trace the early resort era at Bartlett Springs, Allen Springs, and the waters of Clear Lake.

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4. 1942 Map of Bartlett Springs

   

   1942 Bartlett Springs

   1942 Print · USGS

   Lake County and the rugged North Coast Ranges are captured here in the early 1940s, balancing resort springs with hardscrabble ranching. Genealogists can locate family landmarks like Garner Ranch, the East Lake Sch, and the isolated Bartlett Springs resort.

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7. 1944 Map of Bartlett Springs

   

   1944 Bartlett Springs

   1944 Print · USGS

   Lake County at the height of the war years reveals a landscape of isolated springs and family-run ranches nestled along the high ridges. Researchers can trace historic homesteads like the Garner Ranch, the site of Bartlett Springs, and the East Lake Sch near the Clear Lake shoreline.

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10. 1957 Map of Ukiah, 1966 Print

    

    1957 Ukiah

    1966 Print · USGS

    Northern California's diverse terrain comes into focus in the mid-1950s, from the rugged timberlands of the Jackson State Forest to the productive Sacramento Valley. Genealogists and historians can trace the rail lines of the Northwestern Pacific or locate early valley settlements like Arbuckle and Paskenta.

    3 unique versions available

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13. 1960 Map of Ukiah

    

    1960 Ukiah

    1960 Print · USGS

    Northern California during the late fifties reveals a landscape of deep timber forests and valley agriculture before modern expansion. Trace the historic rail lines of the California Western RR and the Northwestern Pacific RR through settlements like Fort Bragg and Ukiah.

    2 unique versions available

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16. 1960 Map of Clearlake Oaks, 1962 Print

    

    1960 Clearlake Oaks

    1962 Print · USGS

    The eastern shores of Clear Lake and the deep canyons of the Mendocino National Forest are captured here in the early sixties. Researchers can trace the layout of Sulphur Bank Rancheria or locate historic mineral sites like Bartlett Springs and Hough Springs.

    2 unique versions available

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19. 1989 Map of Benmore Canyon

    

    1989 Benmore Canyon

    1989 Print · USGS

    Lake County's high ridges and deep canyons are captured in the late eighties, just as the Indian Valley Reservoir defined the local geography. Researchers can locate the Chalk Mountain Mine and trace the winding course of the North Fork Cache Creek.

    2 unique versions available

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22. 1994 Map of Lakeport

    

    1994 Lakeport

    1994 Print · USGS

    Coastal mountains meet the fertile Sacramento Valley in the 1990s, where the waters of Clear Lake define the western landscape. Researchers can trace the industrial footprint of the Sulphur Bank Mine, follow the Southern Pacific RR tracks, or locate old settlements like Fouts Springs and Lodoga.

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25. 1996 Map of Benmore Canyon, 2001 Print

    

    1996 Benmore Canyon

    2001 Print · USGS

    Lake County’s interior landscape is shown in the late twentieth century as it transitions from national forest wilderness to managed water resources. You can trace the rugged topography of Benmore Canyon and locate remote infrastructure like the Indian Valley Dam and various Prospects.

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