Biodiversity Heritage Library

By: Thelen, Rolf.

Edition:

Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1923

Volume: no.1136 (1923)

Series:

Holding Institution: U.S. Department of Agriculture, National Agricultural Library

Subjects:

BHL Collections:

By: Thelen, Rolf.

Edition: Rev. May 1929.

Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1929, 1923

Volume: no.1136 (1929)

Series:

Holding Institution: U.S. Department of Agriculture, National Agricultural Library

Subjects:

BHL Collections: