Sanborn maps
Sanborn maps are detailed maps of U.S. cities and towns in the 19th and 20th centuries. Originally published by The Sanborn Map Company (Sanborn), the maps were created to allow fire insurance companies to assess their total liability in urbanized areas of the United States. Since they contain detailed information about properties and individual buildings in approximately 12,000 U.S. cities and towns, Sanborn maps are valuable for documenting changes in the built environment of American cities over many decades.Sanborn held a monopoly over fire insurance maps for the majority of the 20th century, but the business declined as US insurance companies stopped using maps for underwriting in the 1960s. The last Sanborn fire maps were published on microfilm in 1977, but old Sanborn maps remain useful for historical research into urban geography. The license for the maps was acquired by land data company Environmental Data Resources (EDR), and EDR was acquired in 2019 by real estate services company LightBox. Provided by Wikipedia
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141
Delta, Delta County, Colorado [insurance map] /
Published 1931“…Sanborn Map Company…”
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Insurance maps of Fort Collins, Larimer County, Colorado /
Published 1906“…Sanborn Map Company…”
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Golden, Jefferson Co., Colorado [insurance map] /
Published 1906“…Sanborn Map Company…”
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Golden, Jefferson County, Colorado [insurance map] /
Published 1911“…Sanborn Map Company…”
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Golden, Jefferson County, Colorado [insurance map] /
Published 1919“…Sanborn Map Company…”
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Nederland, Boulder County, Colorado /
Published 1914“…Sanborn Map Company…”
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Durango, La Plata Co., Colorado [insurance map] /
Published 1904“…Sanborn Map Company…”
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Durango, La Platta [i.e. Plata] Co., Colorado [insurance map] /
Published 1919“…Sanborn Map Company…”
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Durango, La Plata County., Colorado [insurance map] /
Published 1931“…Sanborn Map Company…”
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Delta, Delta Co., Colorado [insurance map] /
Published 1902“…Sanborn Map Company…”
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Delta, Delta County, Colorado [insurance map] /
Published 1908“…Sanborn Map Company…”
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Delta, Delta County, Colorado [insurance map] /
Published 1912“…Sanborn Map Company…”
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Delta, Delta County, Colorado [insurance map] /
Published 1919“…Sanborn Map Company…”
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154
Insurance maps of Fort Collins, Larimer Co., Colorado /
Published 1918“…Sanborn Map Company…”
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155
Fort Collins, Larimer Co., Colorado [insurance map] /
Published 1926“…Sanborn Map Company…”
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Erie, Weld County, Colorado [insurance map] /
Published 1970“…Sanborn Map Company…”
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Erie, Weld County, Colorado [insurance map] /
Published 1948“…Sanborn Map Company…”
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158
Insurance maps of Fort Collins, Larimer Co., Colorado /
Published 1909“…Sanborn Map Company…”
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Montrose, Montrose County, Colorado [insurance map] /
Published 1904“…Sanborn Map Company…”
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160
Montrose, Montrose County, Colorado [insurance map] /
Published 1908“…Sanborn Map Company…”
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