MY MAPS AND VISUALIZATIONS (see also Presentations)
post on: The US Customs Service
post on: Maps of the US Consular Service in 1860 and 1865
BY OTHER SCHOLARS
Interactive map and exhibit on the “Globalization of the United States, 1789-1861” from Prof. Konstantin Dierks of Indiana University.
The Early American Foreign Service Database by Jean Bauer, which covers the period from 1775 to 1825 and offers a range of data visualizations.