Allen, E. T. (Edward Tyson), 1875-1942

Baeta Neves, Lourenço, 1876-1948

Barton, J. E.

Boerker, Richard H. D. (Richard Hans Douai), 1887-

Brown, Clair A. (Clair Alan), 1903-1982

Clifton, Grace R., Mrs.

De Magalhães Lima, Jaime

See: Lima, Jaime de Magalhães, 1859-1936

Egleston, Nathaniel Hillyer, 1822-1912

Evelyn, John, 1620-1706

Fernow, B. E. (Bernhard Eduard), 1851-1923

Flagg, Thomas Wilson

See: Flagg, Wilson, 1805-1884

Flagg, Wilson, 1805-1884

Frenzel, Louis Daniel

Gibson, Henry H., 1855-

Grelen, Harold E.

Haislet, John A.

Jowers, Bryan A.

Kajander, Kalle, 1862-1928

Karns, P. D.

Knapp, Frederick Malcolm

Lima, Jaime de Magalhães, 1859-1936

Magalhães Lima, Jaime de

See: Lima, Jaime de Magalhães, 1859-1936

Matthew, Patrick, 1790-1874

Mattoon, Wilbur R. (Wilbur Reed), 1875-1941

Maxwell, Hu, 1860-1927

Mech, L. David

Neves, Lourenço Baeta

See: Baeta Neves, Lourenço, 1876-1948

Nisbet, John, 1853-1914

Noyes, William, 1862-1928

Pack, Charles Lathrop, 1857-1937

Pinchot, Gifford, 1865-1946

Ream, Robert R.

Schwarz, G. Frederick (George Frederick), 1868-1931

Snow, Charles H. (Charles Henry), 1863-1957

United States. Forest Service. Rocky Mountain Region

Webster, C. B. (Cyril Bertram), 1898-

West, J.

Winship, John W.