Resource and output trends in the United States since 1870.
Series: Occasional paper / National Bureau of Economic Research -- no. 52.; Occasional paper (National Bureau of Economic Research) -- no. 52.
Publisher: National Bureau of Economic Research
Published: 1956
Place of publication: [New York]
Language: eng
Number of pages: 23
Subjects: Industries -- United States.
Notes: "Reprinted from the American economic review."

Bibliographical footnotes.