These photos are available thanks to Art Peterson. He is the curator of the Krambles-Peterson Archive which contains a wealth of historical photos from Chicago transit. Art has generously allowed us to share some of the photos from the archive. When available, he has also provided dates, locations, photographers, and background information on the photos. Thanks so much Art!!
KP1698-CTA Lake-Dan Ryan, Looking west into Forest Park Yard - 01/27/1967
KP1699-CTA Lake-Dan Ryan, Aerial view of Forest Park Yard & Shop Building looking North-Northwest - 09/17/1969
KP1700-CTA Lake-Dan Ryan, Forest Park Shop Building - c03/1970
KP1701-CTA Lake-Dan Ryan, 2200s going through truck change-out inside Forest Park Shop - c03/1970
KP1702-CTA Lake-Dan Ryan, a 2200, #2097, #2202 and #2243 inside the Forest Park Shop - c03/1970
KP1703-CTA Lake-Dan Ryan, Aerial view of the Forest Park Yard & Shop looking South - 04/08/1972
KP1704-CTA Lake-Dan Ryan, #2134 at the Forest Park car washer - 03/10/1973
KP1705-CTA Lake-Dan Ryan, Looking east from Marengo at the yard signage and crossover (switch lined for a diverging move) - c06/1978
KP1706-CTA Lake-Dan Ryan, Switch position indicator at Marengo (switch is in tangent alignment) - c06/1978
KP1707-CTA Lake-Dan Ryan, a pair of 2000s on the end of a train holding at Wabash & Congress due to a building fire - 11/18/1978
KP1708-CTA Lake-Dan Ryan, The Wabash & Harrison curves as seen from track level. #2280 and #2056 are on the front end of the southbound train - 04/07/1977
KP1709-CTA Lake-Dan Ryan, The Wabash & Harrison curves as viewed from the top of the CNA building - 05/22/1980
KP1710-CTA Lake-Dan Ryan, Construction near 18th & Clark showing the then-end of the new structure - 11/04/1968
KP1711-CTA Lake-Dan Ryan, Construction near 20th & LaSalle - 11/04/1968
KP1712-CTA Lake-Dan Ryan, Looking West-Northwest at the construction progress. Note the Santa Fe coach yard and roundhouse near the top right of the photo. - 01/25/1969
KP1713-CTA Lake-Dan Ryan, The connecting structure being passed by a pair of 6000 subway trains at 18th & State - 05/24/1969
KP1714-CTA Lake-Dan Ryan, Looking north near 18th & Clark with the downtown skyline framed by the beams of the supporting structure - 05/24/1969
KP1715-CTA Lake-Dan Ryan, Looking West-Southwest from 18th & Clark across the PC-RI tracks with a PC mail & express train passsing the site - 05/24/1969
KP1716-CTA Lake-Dan Ryan, Aerial photo looking north from Clark & Archer - 06/03/1969
KP1717-CTA Lake-Dan Ryan, Aerial photo looking northwest over the structure centering at Clark & 18th - 06/03/1969
KP1718-CTA Lake-Dan Ryan, Looking North from 18th Street at construction progress - 09/17/1969
KP1719-CTA Lake-Dan Ryan, Looking Southwest across the junction with the South Side Main Line at 18th Street - 09/17/1969
KP1720-CTA Lake-Dan Ryan, Looking Northeast across the 18th & State Junction and connecting structure/tracks on opening day of Dan Ryan Service - 09/28/1969
KP1721-CTA Lake-Dan Ryan, A train of 2200s out for publicity photo purposes, here posing northbound on the connecting track at 17th Street while a road train consisting of 2000s heads southbound - 01/04/1970
KP1722-CTA Lake-Dan Ryan, View of a meet with a southbound train of 2000s near the 18th & State Junction - 03/27/1970
KP1723-CTA Lake-Dan Ryan, Overall view of the 18th & State Junction taken from a northbound train - 10/24/1970
KP1724-CTA Lake-Dan Ryan, Looking West toward the curve at 18th & Clark - 01/30/1979
KP1725-CTA Lake-Dan Ryan, Looking Northeast through the curve at 18th & Clark meeting a train of 6000s with a sign curtain segment taped to the front window - 01/30/1979
KP1726-CTA Lake-Dan Ryan, North of Cermak a train of 2000s heads southbound down the grade - 10/25/1969
KP1727-CTA Lake-Dan Ryan, A special 8-car train of 2200s, headed by 2269, approaches Cermak, carry a group of a few hundred scouts from the Madison area - 04/11/1970
KP1728-CTA Lake-Dan Ryan, a southbound train of 2000s in the platinum paint scheme approaching Cermak with the Sears Tower in the background - c03/197
KP1729-CTA Lake-Dan Ryan, The future site of the HoDar Junction as seen from a Southbound train north of Cermak - 01/16/1989
KP1730-CTA Lake-Dan Ryan, In the same general area as the previous photo, after the HoDar reallignment - 05/20/1990
KP1731-CTA Lake-Dan Ryan, Looking north through the Cermak Station which featured very wide canopies, typical of the Dan Ryan and Kennedy Lines - 09/19/1969
KP1732-CTA Lake-Dan Ryan, A train of 2000s rounds the curve at 18th Street as seen from the Cermak Station - 10/1969
KP1733-CTA Lake-Dan Ryan, Looking through the Cermak Station at a train of 2200s at the 18th Street curve - 04/08/1972
KP1734-CTA Lake-Dan Ryan, Looking Northeast near 23rd Street during the construction of the Dan Ryan extension - 11/21/1968
KP1735-CTA Lake-Dan Ryan, Looking North from the front window of a 2200 near 25th Street - 09/21/1969
KP1736-CTA Lake-Dan Ryan, Looking North from near 26th Street. Note the unbelievably few cars visible on a Friday. - 10/10/1980
KP1737-CTA Lake-Dan Ryan, Rotogate at the 33rd Street end of the 35th Street Station - 09/24/1971
KP1738-CTA Lake-Dan Ryan, #2201-#2204 at the 35th Street Station during one of the demonstration runs over part of the Dan Ryan Line for the Institute for Rapid Transit - 06/27/1969
KP1739-CTA Lake-Dan Ryan, #2201-#2204 at the 35th Street Station during one of the demonstration runs over part of the Dan Ryan Line for the Institute for Rapid Transit. #2202 is visible on the south end of the train. - 06/27/1969
KP1740-CTA Lake-Dan Ryan, Looking North into the Agent's/Fare Gate area of the 35th Street Station - 10/1969
KP1741-CTA Lake-Dan Ryan, A southbound train in the 35th Street Station as seen from the 35th Street Bridge - 12/1969
KP1742-CTA Lake-Dan Ryan, Looking south at the Agent's/Fare gate area from inside the 35th Street Station Mezzanine- 12/1969
KP1743-CTA Lake-Dan Ryan, One of the windbreaks with the radiant heaters functioning on the 35th Street Station Platform - 12/1969
KP1744-CTA Lake-Dan Ryan, Aerial view looking east at the 35th Street Station with Comiskey Park also in view - 07/10/1970
KP1745-CTA Lake-Dan Ryan, Looking south over the 35th Street Station mezzanine - 10/12/1971