|
gptkb:Patapsco_and_Back_Rivers_Railroad
|
raw materials for steelmaking
|
|
gptkb:Lehigh_and_New_England_Railway
|
gptkb:limestone
|
|
gptkb:Lehigh_and_New_England_Railway
|
gptkb:cement
|
|
gptkb:Norfolk_and_Western_Railway
|
gptkb:coal
|
|
gptkb:Lehigh_and_New_England_Railway
|
anthracite coal
|
|
gptkb:Tennessee_Central_Railway
|
gptkb:coal
|
|
gptkb:Montreal,_Maine_and_Atlantic_Railway
|
gptkb:wheat
|
|
gptkb:South_Sumatra_railway_network
|
passengers
|
|
gptkb:South_Sumatra_railway_network
|
gptkb:coal
|
|
gptkb:Duluth,_Missabe_and_Northern_Railway
|
gptkb:iron_ore
|
|
gptkb:Green_Bay_and_Western_Railroad
|
gptkb:wheat
|
|
gptkb:Grand_Forks_Railway
|
lumber
|
|
gptkb:Chicago_and_Illinois_Midland_Railway
|
gptkb:coal
|
|
gptkb:Montreal,_Maine_and_Atlantic_Railway
|
chemicals
|
|
gptkb:Tennessee_Central_Railway
|
agricultural products
|
|
gptkb:Lehigh_and_New_England_Railway
|
gptkb:iron_ore
|
|
gptkb:Green_Bay_and_Western_Railroad
|
lumber
|
|
gptkb:Norfolk_&_Western_Railway
|
gptkb:coal
|
|
gptkb:Duluth,_Missabe_and_Iron_Range_Railway
|
gptkb:iron_ore
|
|
gptkb:Montreal,_Maine_and_Atlantic_Railway
|
forest products
|