The maps above show the travel times in days and weeks from New York City to various locations across the United States in the years 1800, 1830, 1857 and 1930, from the 2012 article “How fast ...

By 1830, there were more than 2 million slaves in the United States, worth over a billion dollars (compared to annual federal revenues of less than 25 million). And their numbers were growing.

Texas A&M University has acquired one of the first maps of Texas, designed by Stephen F. Austin in the 1830s. The university acquired the historic map this month for $335,000, funded by gifts ...