The growth of physical capital in agriculture, 1870-1950 /
by Alvin S.Tostlebe
- New York : National Bureau of Economic Research, c1954
- xii, 92 p. : ill. ; 23 cm.
- National Bureau of Economic Research. Occasional paper ; Studies in capital formation and financing .
- Occasional paper (National Bureau of Economic Research) ; .
Capital--United States. Agriculture--Economic aspects--United States.