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The transportation systems that would ultimately kill the rail and steamboat networks were originally seen as an adjunct to the services offered by trains and boats. Steamboat companies were happy to charge extra to carry automobiles, and the railroads and hotels offered motorcars to lease to travelers for local driving. Air travel was a thrilling form of entertainment at destinations like Niagara Falls but not yet considered a viable option for travel. As the popularity of the car grew, promotional literature for the nation's new highways was developed along the same themes as promotions for the railroad and steamboat lines. When the Interstate Highway System was introduced in the 1950's, the competition from automobile travel would prove to be overwhelming.
Guides and brochures for automobile travelers