Chicago Rapid Transit Photos, Part Four – The Trolley Dodger
2149, Lake–Dan Ryan, Clark and Lake
Chicago Rapid Transit Photos, Part Seven – The Trolley Dodger
CTA gets $200M in federal funds for 'next generation of railcars' - Chicago Sun-Times
Chicago Rapid Transit 2040 — DAVID SotoKarlin
CTA 3454 Chicago Transit Authority M-K 3200 Series at Chicago, Illinois by David Harrison
Heritage Day on Chicago's Transit Network
Chicago Rapid Transit 2040 — DAVID SotoKarlin
Chicago Rapid Transit Photos, Part Five – The Trolley Dodger
Chicago Rapid Transit Photos, Part Four – The Trolley Dodger
Major “L”: How the Chicago Transit Authority Gentrified its Elevated Trains