Contributions from the United States National Herbarium

v.45(2003)

Contributions from the United States National Herbarium

v.46(2003)

Contributions from the United States National Herbarium

v.47(2003)

Contributions from the United States National Herbarium

v.48(2003)

Contributions from the United States National Herbarium

v.49(2004)

Contributions from the United States National Herbarium

v.50(2004)

Contributions from the United States National Herbarium

v.51(2005)

Contributions from the United States National Herbarium

v.52(2005)

Contributions from the United States National Herbarium

v.53(2006)

A history of the first half-century of the National Academy of Sciences, 1863-1913.

1863-1913

A history of the first half-century of the National Academy of Sciences, 1863-1913.

1863-1913

Memoirs of the National Academy of Sciences.

v. 23 (1941)