This collection is comprised mainly of speeches he gave about current events, patriotic themes, reminiscences about early days of Cheyenne, oil industry and notable people. Also included is correspondence critiquing and applauding Campbell's talks.

This collection represents the people and topics that Ellison found interesting. Among the correspondents are H.C. Bretney, John Hunton, A.B. Ostrander, and Agnes Wright Spring. Topics include Platte River Bridge Battle, Fort Laramie, pioneer reminiscences and Wyoming historical writing.