Illustration: Mosquito Range from Kenosha Pass, Colorado. From Olive W. Burt's book, "The National Road," Chapter 1
Illustration: Golden Gate Bridge at the mouth of San Francisco Bay and the western end of U. S. 40. ...
Illustration: The Madonna of the Trail monument (one of twelve, probably the one at Vandalia, Illino...
Illustration: Marker indicating General Edward Braddock's grave next to a segment of U. S. 40. From ...
Illustration: Mosquito Range from Kenosha Pass, Colorado. From Olive W. Burt's book, "The National R...
Photo showing the view of the western slope of Berthoud Pass in Colorado. From Olive W. Burt's book,...
Illustration: North Empire mines, Clear Creek Canyon. Colorado. From Olive W. Burt's book, "The Nati...
Illustration: First view of Great Salt Lake Valley, from a mountain pass. From Olive W. Burt's book,...
Illustration: Site of the 1879 Meeker Massacre in northwest Colorado. From Olive W. Burt's book, "Th...
Illustration: Reenactment of a pioneer wagon during the celebration of the opening of the coast-to-c...
Illustration of a stagecoach crossing a covered bridge. From Olive W. Burt's book, "The National Roa...
Illustration: Bridge on the East Pike Road in Ohio. From Olive W. Burt's book, "The National Road
Illustration: Prospector panning for gold in a stream in the western United States. From Olive W. Bu...
Illustration: "Departure of a Colony of Emigrants for Colorado," From Olive W. Burt's book, "The Nat...
Illustration showing a cart loaded with hay after an accident (losing a wheel) in vicinity of Thornv...
Illustration showing an early stagecoach, from Olive W. Burt's book, "The National Road," Chapter
Illustration: Golden Gate Bridge at the mouth of San Francisco Bay and the western end of U. S. 40. ...
Illustration: The Madonna of the Trail monument (one of twelve, probably the one at Vandalia, Illino...
Illustration: Marker indicating General Edward Braddock's grave next to a segment of U. S. 40. From ...
Illustration: Mosquito Range from Kenosha Pass, Colorado. From Olive W. Burt's book, "The National R...
Photo showing the view of the western slope of Berthoud Pass in Colorado. From Olive W. Burt's book,...
Illustration: North Empire mines, Clear Creek Canyon. Colorado. From Olive W. Burt's book, "The Nati...
Illustration: First view of Great Salt Lake Valley, from a mountain pass. From Olive W. Burt's book,...
Illustration: Site of the 1879 Meeker Massacre in northwest Colorado. From Olive W. Burt's book, "Th...
Illustration: Reenactment of a pioneer wagon during the celebration of the opening of the coast-to-c...
Illustration of a stagecoach crossing a covered bridge. From Olive W. Burt's book, "The National Roa...
Illustration: Bridge on the East Pike Road in Ohio. From Olive W. Burt's book, "The National Road
Illustration: Prospector panning for gold in a stream in the western United States. From Olive W. Bu...
Illustration: "Departure of a Colony of Emigrants for Colorado," From Olive W. Burt's book, "The Nat...
Illustration showing a cart loaded with hay after an accident (losing a wheel) in vicinity of Thornv...
Illustration showing an early stagecoach, from Olive W. Burt's book, "The National Road," Chapter
Illustration: Golden Gate Bridge at the mouth of San Francisco Bay and the western end of U. S. 40. ...
Illustration: The Madonna of the Trail monument (one of twelve, probably the one at Vandalia, Illino...
Illustration: Marker indicating General Edward Braddock's grave next to a segment of U. S. 40. From ...