Any : PACIFIC WESTERN RAIL SYSTEMS : 4 Bay Cylindrical Hopper -------------------------------------------------------------------------------- 4 Bay Cylindrical Hopper Potash Corporation of Saskatchewan Inc. - "Bud"/3-line logo & grey, no logo Two cars grey, no logo and one "Bud" 3-line logo. These cars are from the years when PotashCorp was a Crown Corporation owned by the Saskatchewan Government. Note the missing "Inc." at the end of the name on the "Bud" car.