the lineup outside the diesel shop Saturday at the 2020 @IllinoisRailwayMuseum #IllinoisRailwayMuseum #IRM Showcase Weekend

Rock Island 4506 #RI #ROCK entering the station track 2 with some photographers taking pictures at the 2020 @IllinoisRailwayMuseum #IllinoisRailwayMuseum #IRM Showcase Weekend

Rock Island 4506 #RI #ROCK on the main at the 2020 @IllinoisRailwayMuseum #IllinoisRailwayMuseum #IRM Showcase Weekend

Commonwealth Edison #4 pushing a cut of fright cars west towards Johnson siding at the 2020 @IllinoisRailwayMuseum #IllinoisRailwayMuseum #IRM Showcase Weekend