Bowser 42014 HO Scale W1 4-Bay Hopper B&O #132189
Bowser HO Gauge 70 Ton Covered Hopper Central Silica Co.
InterMountain 47085 HO Scale ACF 4650 CU FT 3-Bay Hopper French's
ATHEARN ATH28330 N Scale PS-2 2893 3-Bay Covered Hopper, B&O #628021
Atlas HO Scale ACF 6-Bay Cylindrical Hopper Wabash (Gray) 33037, 33024 or 33019