Iron in pigs and iron kentledge.
Subtitle: Report to the President on the differences in costs of production of iron pigs and iron kentledge in the United States and in the principal competing country, as ascertained pursuant to the provisions of section 336 of title III of the Tariff act of 1930.
Series: Report ;; no. 23.  Second series
Publisher: U.S. Govt. print. off.
Published: 1931
Place of publication: Washington
Language: eng
Number of pages: 19
Subjects: Cast-iron.
Notes: At head of title: United States Tariff commission.
On cover: Report to the President on iron in pigs and iron kentledge.