This is a card advertising the 1955 Oral Roberts Healing Crusade in Billings Montana August 19-28, 1955. This crusade was unique because it included a special Native American Healing Crusade on the Crow Indian Reservation.
For more on Oral Roberts' Native American Heritage, see the article "The Spirit of Immense Struggle" by Timothy Hatcher in Spiritus: ORU Journal of Theology
Roberts, Oral, "1955 Billings Montana Oral Roberts Healing Crusade Card" (1955). Ministry Artifacts. 2.