D.
Day, Sherman, quoted, [140].
Deane, Silas, plan for payment of Revolutionary War debt, [2]-[3].
Delaware Water Gap, [17].
Delta (La.), changed by Mississippi River, [177].
Detroit, Washington marks out commercial lines to, [9]; port of entry, [74]; demand for transportation facilities, [164]; harbor, [169]; growth, [172].
Detroit (lake steamer), [169].
Dickens, Charles, cited, [100]; describes canal boat journey, [140]-[141]; describes aerial railway, [141]-[142].
Doddridge, Notes, quoted, [27]-[28].
Doolittle, Sylvester, builds Vandalia, [168].
Duane (ship), [76]-[77].
Duquesne, Fort, [26], [28], [50].