Key facts
Contents & fields
This dataset contains 2 files providing opium export data recorded by the New York Chamber of Commerce from 1870 to 1912, including exports from the Port of New York and annual aggregates from all other US ports. No field-level description is publicly available on the source page.
Research uses
Suitable for studies in international trade history, opium trade history, and US port economic history during the late 19th to early 20th centuries.
Information comes from the source page. Please check that page for current details and terms.
Keywords
Access & license
License: License statement is still being checked | Free to access
Why this is hard to get on your own
Historical trade data are often scattered across archives; this dataset consolidates opium export records from the New York Chamber of Commerce, facilitating research on opium trade patterns in the late 19th and early 20th centuries.