Population growth in the West and its impact on natural resources

by Fuller, Varden
Published 1956

Earliest tertiary west American species of Platyodon and Penitella,

by Adegoke, Oluwafeyisola S
Published 1967

New species of plants from western North America,

by Eastwood, Alice, 1859-1953, Eastwood, Alice, 1859-1953
Published 1931

Water resources of the West, today and tomorrow

by Huberty, Martin R (Martin Richard), 1894
Published 1956

Forests for the future

by Wyckoff, Stephen N
Published 1956