Hopper publications 1970 Covered hopper rail car Triple hopper
Triple Hopper - Freightcar America
Hoppers grain railcar Hopper railcar Drawings from the society’s archives and publications – the santa fe
Drawings from the Society’s archives and publications – The Santa Fe
Covered Hopper Rail Car - FrieghtCar America
5459 - TrinityRail
Triple Hopper - Freightcar America