- United States. Bureau of foreign and domestic commerce (Dept. of commerce).
- Its. Economic series, no. 27.
- Washington, U.S. Govt. print. off., 1943.
- United States. Congress. Senate. Committee on Commerce.
- LexisNexis U.S. Serial Set Digital Collection.
- Washington : [s.n.], 1898.
- Government document
- Online resource:
- Connect to full text