transcontinental, 62, 83, 85, 101, 107–109, 113, 136, 138, 152–153, 272, 277, 498;
urban, 34, 39, 41, 47, 56, 66, 103, 125, 135–136, 151–152, 154, 156–158, 160, 163, 169–172, 263
Safety (see Accidents)
Settlements, 16, 26, 29, 32, 34
Signs (see Road Signs)
Shirley, Henry G., 106
State Aid (see Finance)
Statute Labor, 7, 10, 12, 36–37, 41, 238
Steamboats, 29–31
Stone, Roy (General), 44–47, 83, 191, 206, 213, 444
Suburbs, 39, 133, 154
Taxes (see Finance)
Tiemann, Norbert T., 195
Trade, 10–12, 14, 18, 20, 24, 38–39, 44–45, 49, 57, 84–86, 98–100, 102, 115, 121, 126, 166, 247, 257–259, 274
Tresaquet, J.P.M., 12, 13, 20, 52, 117
Trucking, 92–95, 97–99, 102, 114, 117–119, 122, 132, 137, 145–147, 163, 169, 171, 241–242, 248, 250, 257–259, 288, 295
Tunnels, 442
Turner, Francis C, 185–187, 195
Turnpikes, 8–16, 22–24, 29–31, 36, 136–137, 150–151, 159, 166–169
Turnpike Companies, 8–13, 15, 22–24, 36
Uniform Relocation Assistance & Real Property Acquisitions Policy Act 1970, 211, 221, 363–364
Volpe, John A., 193
Wheelmen (see League of American Wheelmen)
Whitton, Rex M., 194
Zane’s Trace, 16
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