October 27, 1962 was the last day of ground-level operation on the CTA Lake Street “L”. The following day, service was relocated to the adjacent Chicago & North Western embankment. Here, we see a pair of 4000s heading west on South Boulevard at Kenilworth.

October 27, 1962 was the last day of ground-level operation on the CTA Lake Street “L”. The following day, service was relocated to the adjacent Chicago & North Western embankment. Here, we see a pair of 4000s heading west on South Boulevard at Kenilworth.