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!!
KP0242-CTA #51 Eastbound at Kostner - 10/08/1964
KP0243-CTA #51 Southbound at Dempster - 10/08/1964
KP0244-CTA #51 Southbound on the Dempster tail track - 03/1965
KP0245-CTA #51 Eastbound at Kostner (Sunday only Football Special) - 09/27/1970
KP0246-CTA #51 during rebuild at Skokie Shops - 12/27/1976
KP0247-CTA #51 at Howard - 09/07/1983
KP0248-CTA #52 during rebuild in Skokie Shops - 08/24/1964
KP0249-CTA #52 Eastbound on the North Shore Channel Bridge - 07/18/1965
KP0250-CTA #52 Eastbound on the North SHore Channel Bridge - 07/18/1965
KP0251-CTA #52 Eastbound at East Prairie (Sunday only Football Special) - 09/27/1970
KP0252-CTA #52 during rebuild at Skokie Shops - 09/09/1974
KP0253-CTA #53, newly rebuilt, on the Dempster tail track - 04/16/1965
KP0254-CTA #53, newly rebuilt interior (The story goes that George Krambles and Glenn Andersen got a talking to for taking the initiative and trying different interior colors during this rebuild) - 04/16/1965
KP0255-CTA #53 Southbound at Searle (Sunday only Fotball Special) - 10/24/1965
KP0256-CTA #53 Northbound coming into Dempster - 07/22/1968
KP0257-CTA #53 Northnound crossing over into the tail track at Dempster - 08/1974
KP0258-CTA #53 Northbound approaching Dempster - 01/20/1979
KP0259-CTA #54 Northbound at Searle - 06/27/1969
KP0260-CTA #54 Northbound coming into Dempster - 07/12/1972
KP0261-CTA #54 Westbound crossing Kostner - 07/27/1973
KP0262-CTA #75 Southbound at Niles Center Rd - 02/09/1975
KP0263-CTA #75 Westbound at Chicago Ave - 02/09/1975
KP0264-CTA #75 Westbound at Kostner - 03/20/1975
KP0265-CTA #6001 at Tower 18 - 08/16/1950
KP0266-CTA #6001-#6002 Southbound on the Douglas line at Paulina & Van Buren - 04/11/1954
KP0267-CTA #6003 leads a train in Howard Yard (Note the different types of equipment in the background) - c1954
KP0268-CTA #6004 Northbound at Lake Transfer (Note the trial application of berth markers on the ties) - c1950
KP0269-CTA #6005 at Logan Square - 09/16/1950
KP0270-CTA #6005 (interior) at Logan Square - 09/16/1950
KP0271-CTA #6005 at Logan Square - 09/16/1950
KP0272-CTA #6011 Southbound approaching Lake Transfer (Note the "diaper bag" protecting the coupler contacts) - 12/06/1950
KP0273-CTA #6013 & #6023 meeting at Diversey - 02/14/1976
KP0274-CTA #6035, #6018, #6031 at Tower 18. This famous meet was carefully timed and arranged. Only one run had a minor delay due to this meet. - 08/01/1975
KP0275-CTA #6025 Eastbound viewed from Rockwell - 09/30/1951
KP0276-CTA #6025 B-end at Skokie showing the elimination of the Guard niche and other possible standing areas - 12/28/1978
KP0277-CTA #6030 Southbound at Chase. This photo was used on the cover of Art Peterson's book "CTA at 45" - 10/20/1950
KP0278-CTA #6035 Departing from LaSalle & Congress - c1952
KP0279-CTA #6043 Eastbound at Central on the Garfield Line - 08/14/1954
KP0280-CTA #6054 Southbound at Lake & Paulina Junction - 07/29/1955
KP0281-CTA #6064 & CTA #S-406 in 63rd Lower Yard - 10/23/1980
KP0282-CTA #6073 Westbound from Laramie (Last day of operation on the Garfield Line) - 06/21/1958
KP0283-CTA #6081 trailing a Westbound train leaving Halsted - c09/1967
KP0284-CTA #6084 fresh out of an overhaul at Skokie Shops - c1963
KP0285-CTA #6090 Eastbound on the Douglas Line at Lake & Ashland - 09/1955
KP0286-CTA #6100 at the Oak Park Terminal on the Douglas Line - 12/08/1951
KP0287-CTA #6102 Leading a train at Davis St - 11/04/1975
KP0288-CTA #6114 Westbound at Western on the Ravenswood Line - 09/30/1951
KP0289-CTA #6117 Southbound approaching Belmont - 08/06/1967
KP0290-CTA #6124 Southbound at Main - 10/20/1956
KP0291-CTA #6127 inside Skokie Shop - c10/1961
KP0292-CTA #6129 Northbound at Sedgwick during a CERA Fantrip - 12/04/1955
KP0293-CTA #6130, #6129, #3 at Skokie - c08/1960