Traveller in a vanished landscape; the life and times of David Douglas.

Eitemau Tebyg

• Elementary flora of the Northwest,
  gan: Frye, Theodore Christian, 1869-
  Cyhoeddwyd: (1914)
• The transportation frontier : trans-Mississippi West, 1865-1890.
  gan: Winther, Oscar Osburn, 1903-1970
  Cyhoeddwyd: (1964)
• The Western range. : Letter from the Secretary of Agriculture transmitting in response to Senate resolution no. 289 : a report on the Western Range - a great but neglected natural resource.
  Cyhoeddwyd: (1936)
• The Drummonds of Hawthornden.
  gan: Erickson, Rica, 1908-
  Cyhoeddwyd: (1969)
• Frontier ways : sketches of life in the old West /
  gan: Dale, Edward Everett, 1879-
  Cyhoeddwyd: (1959)