. . . . . . . . . "Public road mileage and revenues in the United States, 1914 : a summary showing for each state total and surfaced mileage of public roads at the close of 1914, revenues for roads and bridges in 1914, state and local road and bridge bonds outstanding on January 1, 1915, and other related data"@en . . . . . "Public road mileage and revenues in the United States, 1914 a summary showing for each state total and surfaced mileage of public roads at the close of 1914, revenues for roads and bridges in 1914, state and local road and bridge bonds outstanding on January 1, 1915, and other related data"@en . . "United States. Bureau of Public Roads and Rural Engineering." . . . .