This series of maps from the 1932 Atlas of the Historical Geography of the United States shows the progressive decrease in travel time by depicting the time required to travel from New York to various western locations in 1800, 1830, 1857, AND 1930.
RATES OF TRAVEL 1800
RATES OF TRAVEL 1830
RATES OF TRAVEL 1857
RATES OF TRAVEL 1930 (BY RAILROADS)
About this Document
Source: Atlas of the Historical Geography of the United States
Author: Charles O. Paullin and John K. Wright
Publisher: Carnegie Institute of Washington and the American Geographical Society of New York