Lime Line L Train Proposed for West Side : r/chicago

The Jackson 5: Spending five hours at the Jackson 'L' stops, a CTA trouble spot - Streetsblog Chicago

Chicago ''L''.org: Operations - Lines -> Lake branch

Expanded “L” service for the south and west sides of the City of Chicago : r /TransitDiagrams

The High-Speed Rail Money Sink: Why the United States Should Not Spend Trillions on Obsolete Technology

Violent crime is spiking along the CTA train system: A look at the numbers - CBS Chicago

120 years ago: Chicago's first 'L

A follow up to my Chicago L system update, now in diagram form! : r /TransitDiagrams

Chicago ''L''.org: Operations - Lines -> Lake branch

When Chicago's Yellow Line was the future of urban transportation - Curbed Chicago

Expanded “L” service for the south and west sides of the City of Chicago : r /TransitDiagrams