Book collection named after U of I Regent Jerome J. Day, whose donated collection of western Americana was the basis for creating this collection.

246 photographs of Idaho scenes

This collection contains postcards featuring images from Idaho, Washington, Oregon, Montana, British Columbia, and Alberta, from the late nineteenth to the mid-twentieth century.

1 volume including six papers regarding the Pettyjohn Symposium: A changing historiography for the Pacific Northwest in 1980 held at Washington State University.

Autobiography by Wayne Oliver MacKenzie.

This collection contains letters to John Fiske by H.W. Parker, William I. Marshall, and Stephen B.L. Penrose; and newspaper clippings chiefly of articles by Marshall, William A. Mowry, and others, and concerning Marcus Whitman’s Ride to Save Oregon.

Photographic prints and glass negatives depicting individuals and activities in the Lewiston, Idaho area.