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!!
KP2098-CTA Motor Buses (Flxible 3000s), #3218 Eastbound on Jackson at Canal - 04/13/1976
KP2099-CTA Motor Buses (Flxible 3000s), #3226 Northbound on Halsted at Adams - 06/20/1973
KP2100-CTA Motor Buses (Flxible 3000s), #3226 Southbound on Wentworth at 34th - 11/30/1973
KP2101-CTA Motor Buses (Flxible 3000s), #3233 Westbound on Ogden at Homan - 12/01/1976
KP2102-CTA Motor Buses (Flxible 3000s), #3237 Southbound on Damen at Clybourn - 01/16/1975
KP2103-CTA Motor Buses (Flxible #3240-#3244), #3240, Greyhound #3085, UMC #167, and #365 (R to L) at Jefferson Park on opening day - 01/31/1970
KP2104-CTA Motor Buses (Flxible #3240-#3244), #3240 at the Terminal 3 stop at O'Hare - 04/1970
KP2105-CTA Motor Buses (Flxible #3240-#3244), #3240 laying over in the original Route 40 loading berth in the north terminal at Jefferson Park - 11/03/1971
KP2106-CTA Motor Buses (Flxible #3240-#3244), #3240 on Pulaski at 76th during a small group charter - 07/18/1976
KP2107-CTA Motor Buses (Flxible #3240-#3244), #3240 Westbound on Wacker near Franklin during a small group charter - 07/18/1976
KP2108-CTA Motor Buses (Flxible #3240-#3244), #3240 at the Archer Garage - 01/31/1983
KP2109-CTA Motor Buses (Flxible #3240-#3244), #3241 at the O'Hare cargo area stop - 04/1970
KP2110-CTA Motor Buses (Flxible #3240-#3244), #3241 in the Route 40 north terminal loading zone at Jefferson Park - 04/04/1971
KP2111-CTA Motor Buses (Flxible #3240-#3244), #3241 against the curb in the south terminal at Jefferson Park - 03/31/1972
KP2112-CTA Motor Buses (Flxible #3240-#3244), #3241 Southbound on State at 8th - 10/05/1973
KP2113-CTA Motor Buses (Flxible #3240-#3244), #3241 with #8499 in front of Archer Garage - 05/02/1976
KP2114-CTA Motor Buses (Flxible #3240-#3244), #3243 and #5973 during their layover in the south terminal at Jefferson Park - 02/19/1972
KP2115-CTA Motor Buses (Flxible #3240-#3244), #3243 pulling out of the south terminal at Jefferson Park - 07/17/1972
KP2116-CTA Motor Buses (Flxible #3240-#3244), #3244 in the Forest Glen yard - 11/23/1972
KP2117-CTA Motor Buses (Flxible #3240-#3244), #3240-class at the O'Hare cargo area stop 04/1970
KP2118-CTA Motor Buses (Flxible 3300s), #27 Westbound on Oakton at Dewey - 12/04/1976
KP2119-CTA Motor Buses (Flxible 3300s), #130 (former #3365) at Washington & Racine - 11/15/1981
KP2120-CTA Motor Buses (Flxible 3300s), #130 (former #3365) in red, white and blue livery at South Shops - 02/16/1991
KP2121-CTA Motor Buses (Flxible 3300s), #131 at South Shops - 07/05/1992
KP2122-CTA Motor Buses (Flxible 3300s), #3307 laying over in the Western & Howard loop - 10/04/1975
KP2123-CTA Motor Buses (Flxible 3300s), #3316 along with #8111 and #3318 in the Howard bus terminal while #8111 was on OSA charter #80 - 09/09/1973
KP2124-CTA Motor Buses (Flxible 3300s), #3220 Southbound on Western at Ardmore - 10/04/1975
KP2125-CTA Motor Buses (Flxible 3300s), #3324 in storage inside the Lawndale Garage - 05/02/1976
KP2126-CTA Motor Buses (Flxible 3300s), #3330 in the Pratt & Kedzie loop - 11/03/1975
KP2127-CTA Motor Buses (Flxible 3300s), #3331 turning from Western onto Leland - 01/06/1974
KP2128-CTA Motor Buses (Flxible 3300s), #3337 Southbound on Ogden at Hickory during OSA charter #106 - 12/19/1976
KP2129-CTA Motor Buses (Flxible 3300s), #3337 posed in a lot on Maud near Racine (site of a former horsecar barn) during OSA charter #106 - 12/19/1976
KP2130-CTA Motor Buses (Flxible 3300s), #3337 in front of the former Blue Island garage, at that time being used by the city, during OSA charter #106 - 12/19/1976
KP2131-CTA Motor Buses (Flxible 3300s), #3337 with RTA #820 in the Forest Glen yard - 10/04/1982
KP2132-CTA Motor Buses (Flxible 3300s), #3337 at the Dempster terminal - 01/31/1983
KP2133-CTA Motor Buses (Flxible 3300s), #3339 in storage at South Shops - 10/13/1975
KP2134-CTA Motor Buses (Flxible 3300s), #3346 Southbound on Michigan at Grand - 07/20/1974
KP2135-CTA Motor Buses (Flxible 3300s), #3359 turning off Canal onto Jackson - 08/30/1974
KP2136-CTA Motor Buses (Flxible 3300s), #3361 Southbound on Michigan at Grand - c01/1973
KP2137-CTA Motor Buses (Flxible 3300s), #3369 Eastbound on 18th at Sangamon (crossing the BN track) - 01/16/1975
KP2138-CTA Motor Buses (Flxible 3300s), #3375 in the Cicero & Pensacola loop - 05/03/1976
KP2139-CTA Motor Buses (Flxible 3300s), #3376 Eastbound on Wacker at Wells - 03/09/1973
KP2140-CTA Motor Buses (Flxible 3300s), #3381 Westbound on 31st near La Salle as shot from the Rock Island embankment - 04/10/1974
KP2141-CTA Motor Buses (Flxible 3300s), #3390 Westbound on Bowen Drive at Drexel - 01/16/1975
KP2142-CTA Motor Buses (Flxible 3300s), #3395 Eastbound on 31st at LaSalle as shot from the Rock Island embankment - 04/10/1974
KP2143-CTA Motor Buses (Flxible 3300s), #3397 Eastbound on 31st at State - 04/22/1976
KP2144-CTA Motor Buses (Flxible 3300s), #3400 Eastbound on 31st at Stewart - 04/16/1974
KP2145-CTA Motor Buses (Flxible 3300s), #3402 Eastbound on Wacker near Dearborn - 08/08/1973
KP2146-CTA Motor Buses (Flxible 3300s), #3405 Eastbound on 31st at Dearborn - 01/25/1974
KP2147-CTA Motor Buses (Flxible 3300s), #3406 on Canal at 14th - 10/13/1975