Summit County, Colorado, County Information Service. Ft. Collins: Colorado State University. Cooperative Extension Service. Community Resource Development Project, 1973-.
     Subjects: Summit County (Colo.) -- Statistics/ Summit County (Colo.) -- Economic conditions/Summit County (Colo.) -- Social conditions.

Aldrich, John Kenneth. Ghosts of Summit County: a Guide to the Ghost Towns and Mining Camps of Summit County, Colorado. Lakewood, Colo.: Centennial Graphics, c1986.
     Subjects: Ghost towns -- Colorado -- Summit County/ Mining camps -- Colorado -- Summit County/ Mines and mineral resources -- Colorado -- Summit County/ Summit County -- History.

***Auge, Ed. Ed Auge's History of the Breckenridge Mining District 1859 -1937.  Las Vegas, Nev.: Marion Street Publishing Co., 2003.

Subjects: Summit County (Colo.), Mining / Miners, History.

Ault, Perry. Perry Ault's From Oxen to Jet Planes. Steamboat Springs, Colo.: Steamboat Pilot, 1971.
     Subjects: Ault, Perry, 1867-1970/ Ranch life -- Colorado -- Summit County/ Summit County (Colo.)      -- Biography/ Grand County (Colo.) -- Biography.

*Bancroft, Caroline. The Unsinkable Mrs. Brown. Boulder, Colo.: Johnson Books, c.1956. 

Subjects: Colorado -- Lake County -- Leadville -- Denver -- History -- Biography.

Beck, Christine Safford. Spirit of Summit County, Colorado: a Photographic Celebration. Bryn Mawr, Penn.: PrismLight Press, c1996.
     Subjects: Summit County (Colo.) -- Pictorial works.

Castrone, Linda. The Insiders' Guide to Colorado's Mountains Including the Summit County, Vail      and Aspen Areas. Manteo, NC.: Insiders' Pub., 1998.
     Subjects: Summit County (Colo.) -- Description and travel/ Vail (Colo.) -- Description and travel/ Aspen (Colo.) -- Description and travel/ Mountains -- Colorado, Northwest -- Description and      travel.

Castrone, Linda and Steve Lipsher. Colorado's Mountains: Including the Summit County, Vail and Aspen Areas. 2nd ed. Helena, Mont.: Falcon Pub., 2000.
     Subjects: Colorado -- Guidebooks/ Summit County (Colo.) -- Guidebooks/ Vail (Colo.) --  Guidebooks/ Aspen (Colo.) -- Guidebooks/ Mountains -- Colorado -- Guidebooks.

*Donaldson, Susan. Summit's Courthouse: Its Past, Pictures and People. Silverthorne, Colo.: Alpenrose Press, c2000.
     Subjects: Summit County (Colo.) -- History.

Dyer, John Lewis. Tracking the Snow-shoe Itinerant. Breckenridge, Colo.: Snowstorm Pub., c1981.
     Subjects: Dyer, John Lewis, 1812- / Summit County (Colo.) -- Description and travel/ Rocky Mountains -- Description and travel.

Fulmer, Marion, Elaine Hoagland, and Suzanne Pedersen. Women as Tall as Our Mountains: Mini- biographies of Summit County Women. Summit County, Colo: 1976, 1980.
     Subjects: Women -- Colorado -- Summit County/ Summit County (Colo.) -- Women.

Gilliland, Mary Ellen. Breckenridge! Silverthorne, Colo.: Alpenrose Press, 1988.
     Subjects: Ghost towns -- Colorado -- Breckenridge Region/ Summit County (Colo.) -- Description and travel -- Guidebooks/ Breckenridge (Colo.) -- Description -- Guidebooks.

Gilliland, Mary Ellen. Lula, a Portrait in Pictures and Prose of a Keystone, Colorado Family. Keystone, Colo: The Summit Historical Society, 1990.
     Subjects: Summit County (Colo.) -- History/ Myers family/ Keystone (Colo.) -- History/ Summit County (Colo.).

Gilliland, Mary Ellen. Summit: a Gold Rush History of Summit County, Colorado. Silverthorne, 
     Colo.: Alpenrose Press, c1980.
     Subjects: Frontier and pioneer life -- Colorado -- Summit County/ Summit County (Colo.) -- 
     History/ Summit County (Colo.) -- Gold discoveries.

Gordman, Ellen. The Local Lowdown. Omaha, Neb.: Powder Hound Press, c1993.
     Subjects: Summit County (Colo.) -- Guidebooks.

Grabau, Alison. Summit Pioneers. 1999.
     Subjects: Summit County (Colo.) -- History/ Frontier and pioneer life -- Colorado -- Summit 
     County/ Land Settlement -- Colorado -- Summit County.

Lowe, Ruby. Reflections of Ruby. Silverthorne, Colo.: Alpenrose Press, c1987.
     Subjects: Summit County (Colo.) -- History/ Ruby Ranch -- Colorado -- Summit County.

Pritchard, Sandra F. Dillon: Denver and the Dam. Dillon, Colo.: Summit Historical Society, 1994.
     Subjects: Dillon Dam (Colo.) -- History/ Dams -- Colorado/ Summit County (Colo.) -- History/ Summit County (Colo.) -- Historical geography/ Dillon (Colo.) -- History.

***Mather, Sandra F. Behind Swinging Doors; The Saloons of Breckenridge and Summit County, Colorado 1859 - 1900.  Breckenridge, Colo.: Town of Breckenridge, 2003.  

Subjects: saloons, society, history.

Pritchard, Sandra F. Men, Mining & Machines: Hardrock Mining in Summit County, Colorado.     Dillon, Colo.: Summit Historical Society, c1996.
     Subjects: Gold mines and mining -- Colorado -- Summit County -- History.
     Pritchard, Sandra F. Roadside Summit. Dillon, Colo.: Summit Historical Society, c1992.
     Subjects: Landscape -- Colorado -- Summit County/ Summit County (Colo.) -- Description and travel.

Pritchard, Sandra F. Southern Summit: a Geographer's Perspective. Summit Historical Society, 1984.
     Subjects: Mining engineering -- Colorado -- Summit County/ Summit County (Colo.) -- Historical      geography.

Roller, Elizabeth. Memoirs from Montezuma, Chihuahua & Sts. John. Summit Historical Society, 19??
     Subjects: Summit County (Colo.) -- History/ Rice family.

Sharp, Verna. A History of Montezuma, Sts. John, and Argentine: Early Mining Camps of Summit County. Montezuma, Colo.: Summit Historical Society, 1971.
     Subjects: Mining camps -- Colorado -- Summit County -- History/ Montezuma (Colo.) -- History/ Sts. John (Colo.) -- History/ Argentine (Colo.) -- History.

Stull, Bob and Lynn Stull. Snake River Country: the Montezuma Area, Summit County, Colorado. 1971.
     Subjects: Summit County -- Description and travel/ Ghost towns -- Summit County -- Guides.

Thweatt, Roger C., Ph.D. Ghost Town Sites Along Boreas Pass. Breckenridge, Colo., McGraphix Creative, Ltd., 2010. 

Subjects: Summit County -- Description and travel / Ghost Towns -- Guides.

Walter, Douglas S. Historic Sites in Summit County, Colorado: a Consultant Report to the Board of County Commissioners. 1976.
     Subjects: Historic sites -- Colorado/ Historic districts -- Colorado/ Summit County (Colo.) -- History.

* Look Up's Available

**Name Index available on line, see Summit County, Colorado Trails to the Past Special Projects Page