City of Portland Steam Locomotive Number 6 with freight train, at Prineville, Oregon, 1949.

City of Portland Steam Locomotive Number 6 at Prineville, Oregon, 1955.

City of Prineville Railway Alco S-1 diesel locomotives number 102 leads 101 with a freight consist at Prineville, Oregon, circa 1980. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

City of Prineville Railway Alco S-1 diesel locomotives number 102 leads 101 with a freight consist at Prineville, Oregon, circa 1980. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

City of Prineville Railway Alco S-1 diesel locomotives number 102 leads 101 with a freight consist at Prineville, Oregon, circa 1980. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

City of Prineville Railway Alco S-1 diesel locomotives number 102 leads 101 with a freight consist at Prineville, Oregon, circa 1980. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, freight train.

Northern Pacific Engineering Drawing: Detail - Steel Tie and Fasteners, Track Scale, Prineville, Oregon, Line Segment 999. Sheet K - 6 - 20, undated.

Northern Pacific Engineering Drawing: Specification Plan Foundation, Track Scale, Prineville, Oregon, Line Segment 999. Sheet K - 6 - 20, undated.

Northern Pacific Engineering Drawing: Standard Plan Foundation, Track Scale, Prineville, Oregon, Line Segment 999. Sheet K - 6 - 20, undated.