1950s Maps of Custer County, Idaho

1. 1955 Map of Dubois

   

   1955 Dubois

   1955 Print · USGS

   The high desert and mountain passes of eastern Idaho and western Montana are captured here during the mid-fifties. Researchers can trace the Union Pacific rail line through Dubois or locate the National Reactor Testing Station.

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4. 1955 Map of Idaho Falls, 1963 Print

   

   1955 Idaho Falls

   1963 Print · USGS

   The Snake River Plain and its surrounding volcanic peaks are captured in the late fifties, showing the region's unique mix of nuclear research and high-desert ranching. Trace the industrial footprint of the National Reactor Testing Station or find old mining sites like Empire Mine.

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7. 1955 Map of Hailey, 1968 Print

   

   1955 Hailey

   1968 Print · USGS

   Central Idaho in the mid-fifties reveals a landscape transitioning from deep-rooted silver mining to a burgeoning outdoor economy. Researchers can trace the legacy of the Union Pacific line, the remote Triumph Mine, and original airfield layouts at Mountain Home Air Force Base.

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10. 1956 Map of Donkey Hills, 1959 Print

    

    1956 Donkey Hills

    1959 Print · USGS

    The Pahsimeroi Valley ranching country comes into focus in the mid-fifties as it sits between the high Lemhi and Lost River ranges. Local researchers can trace the old Goldburg settlement and Goldburg Sch alongside family homesteads like Lone Pine Ranch.

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13. 1956 Map of Doublespring, 1959 Print

    

    1956 Doublespring

    1959 Print · USGS

    The high Pahsimeroi Valley and its surrounding peaks appear here in the mid-1950s, a landscape defined by ranching and high-altitude wilderness. Locate the Doublespring Ranch and trace rugged tracks to Grouse Creek Lake or Carlson Lake.

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16. 1956 Map of May, 1959 Print

    

    1956 May

    1959 Print · USGS

    The Pahsimeroi Valley of the mid-1950s is captured here as a remote ranching hub between the Lemhi and Lost River ranges. Researchers can trace the small settlement at May, its local Cemetery, and the Landing Strip serving this high-mountain basin.

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19. 1956 Map of Challis, 1960 Print

    

    1956 Challis

    1960 Print · USGS

    The Salmon River valley comes into focus during the mid-1950s, showing the settlement of Challis and its vital mountain infrastructure. Researchers can trace local landmarks like Beardsley Hot Springs, the Challis Airfield, and family-named routes such as Burstadt Lane.

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22. 1956 Map of Twin Peaks, 1960 Print

    

    1956 Twin Peaks

    1960 Print · USGS

    Custer and Lemhi counties are captured in the mid-1950s, a period defined by high-country lookouts and primitive backcountry trails. Researchers can trace historic access points and water resources like White Goat Lookout, Mosquito Flat Reservoir, and the prospects near Big Hill Gulch.

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25. 1957 Map of Gilmore, 1958 Print

    

    1957 Gilmore

    1958 Print · USGS

    Eastern Idaho’s mining and forest boundaries are clearly defined in the late fifties, centered on the high Lemhi Range. Genealogists and historians can trace the steep paths to the Latest Out Mine, the settlement of Gilmore, and the Fairview Guard Station.

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28. 1957 Map of Hawley Mountain, 1959 Print

    

    1957 Hawley Mountain

    1959 Print · USGS

    High mountain peaks and arid valley basins define this Idaho backcountry in the late fifties. Genealogists and historians can trace high-altitude routes like Pass Creek Road through the Challis National Forest and locate seasonal landmarks such as Magpie Springs and Mulkey Bar.

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31. 1957 Map of Challis, 1964 Print

    

    1957 Challis

    1964 Print · USGS

    Central Idaho in the late fifties and early sixties remains a territory of remote mining camps and high-mountain ranger stations. Trace historic mining operations like the Lucky Boy Mine or locate isolated homesteads including Robinson Bar Ranch and Allison Ranch.

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34. 1958 Map of Dubois

    

    1958 Dubois

    1958 Print · USGS

    The high divide between Idaho and Montana comes alive in this mid-century survey, from the mining camps of the Lemhi Range to the ranchlands of Centennial Valley. Trace historic operations at the Copper Queen Mine, the route of the Union Pacific RR, and the scientific work at the Sheep experimental station.

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37. 1958 Map of Idaho Falls

    

    1958 Idaho Falls

    1958 Print · USGS

    Eastern Idaho in the late fifties showcases the rapid expansion of agricultural and scientific outposts across its volcanic plains. Researchers can locate remote sites like Atomic City, mineral interests at White Knob Mine, and the cultural grounds of St Marys Mission.

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40. 1959 Map of Hailey

    

    1959 Hailey

    1959 Print · USGS

    The Sawtooth range and high desert plains of Southern Idaho are captured here during a period of mining and military growth. Genealogists and historians can locate mining sites like Triumph Mine, early settlements such as Idaho City, and the Mountain Home Air Force Base.

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