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Pages 2-3

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From page 2...
... 2C H A P T E R 1 Purpose of This Report Reportedly the first asphalt pavement was built in about 1828 -- the National Road between Wheeling, West Virginia, and Zanesville, Ohio (73) {numbers in parentheses are references in the Bibliography of the report}.
From page 3...
... 3 2. Increased user costs (vehicle repair and operation)

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