Here is a USA Trains 16418 G Scale American Pilsener Refrigerator Car

you'll still find them at terminals where locos are serviced between runs and out on the road at crew change and train inspection points

This is a USA Trains R19424A G Scale New Haven Single Door 60 Ft

This is a Micro-Trains 05500130 N Scale Delaware Lackawanna & Western 33' Twin Bay Offset Side Hopper #83321

Union Pacific #6929 (armour yellow

Broadway Limited 4930 HO Chicago Burlington & Quincy EMD SD-9 Diesel Loco #446 ProductID_12373314 Here is a USA TrainsThis is a Broadway Limited 4930 HO Chicago Burlington & Quincy EMD SD. 9 Paragon 3 #446. NEW Paragon3 Sound & Operation System FEATURING ROLLING THUNDERTM with Authentic Sounds and Prototypical Operation in both DC and DCC environments . Factory Installed Engineer Fireman Figures . Locomotive Composition: ABS Body with Diecast Chassis . Couplers: (2) Operating Kadee or Compatible . Compatible Tracks: Code 70, 83, 100 Rail . Minimum Operating Radius: