6. What towns of the colonial period were situated at a distance from the sea? What towns grew to considerable size in the interior of the country in this period, and what were their means of land or water transportation? [Consult historical maps, as those in Hart’s Epochs of American History.]
7. (a) Write a report on the history of turnpikes in the State in which you live. [Consult State and local histories, making full use of table of contents and index.]
(b) Development of roads in the U. S. [Hulbert, vol. 11, chap. 1.]
(c) The Pennsylvania State Road in 1796. [Hulbert, vol. 11, chap. 2.]
(d) The Catskill turnpike. [Hulbert, vol. 12, chap. 6.]
8. The Cumberland Road. [Hulbert, vol. 10; see especially chap. 4, stages and freight traffic.]
9. What are the chief river systems of the country; what gaps exist between them? How do the facilities for river transportation in different countries of Europe compare with those of the United States?
10. Development of the boats used for river traffic. [Hulbert, vol. 9, chap. 4.]
11. Character and life of the western river men. [Same, chap. 5.]
12. The invention of the steamboat. [Encyclopedias; U. S. histories; Thurston’s Fulton, N. Y., 1891; S. Bullock in Conn. Magazine, 1905, 9: 440-455, an excellent article with illustrations.]