Twin Ports Rail History: Capitol Elevator 4, 5, 6 and 7 Complex at Duluth, Minnesota 1930
Twin Ports Rail History: Missabe Coal Cars Ascending Proctor Hill in 1953
Twin Ports Rail History: DM&IR Railway "Mallet" 233 at the Proctor Coal Dock on April 28, 1961
Twin Ports Rail History: Missabe Road's Proctor, Minnesota Coal Dock in August 1962
Twin Ports Rail History: Dismantling the Northern Pacific Railway's Coal Dock in Duluth, Minnesota on July 9, 1961
Twin Ports Rail History: Connor's Point and the Superior Harborfront 1905
Twin Ports Rail History: Northern Pacific Railway Coal Dock — Duluth, MN — 1959
Twin Ports Rail History: DM&IR 108 at Proctor, Minnesota on September 11, 1956
Twin Ports Rail History: Missabe Proctor Coal Dock elevation plans 1916
Twin Ports Rail History: Missabe Proctor Coal Dock under construction 1916
Twin Ports Rail History: Bituminous and Pennsylvania Anthracite Coal in the Twin Ports