RAILROADS IN THE UNITED STATES

By 1900 there were four principal express companies: Adams, Southern, American, and Wells Fargo. In 1913 the Post Office introduced parcel post, the first major competition for the express companies. Express business continued to climb until 1920, then remained stable for a decade. During World War I, the United States Railway Administration (USRA) took over the nation's railroads. Under the ... ................
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