Bureau of Reclamation Irrigation Project Photographic Trade Catalog Manuscript bureau-of-reclamation-irrigation-project-photographic-trade-catalog
UN Comtrade Database Database It contains annual trade statistics starting from 1962 and monthly trade statistics since 2010.
Coffee and Tea Pamphlet Collection Information Page The collection is especially strong in promotional materials, trade manuals, and ephemera.
Slavery & Anti-Slavery: a Transnational Archive Database UCDavis subscribes to part II: Slave Trade in the Atlantic World, and part III: The Institution of Slavery