Keywords: CHICAGO'S UNION STATION PICTURED IN THE SUMMER OF 1974. IT IS ONE OF THE BUSIEST TERMINALS IN THE AMTRAK SYSTEM WHICH... - NARA - 556067.jpg Scope and content General notes 556067 Local identifier 412-DA-13615 Environmental Protection Agency 12/02/1970 - NARA-Author O'Rear Charles 1941- Photographer 3403717 <br /> Still Picture Records Section Special Media Archives Services Division NWCS-S National Archives at College Park 8601 Adelphi Road College Park MD 20740-6001 06/1974 Record group Record Group 412 Records of the Environmental Protection Agency 1944 - 2006 Record group ARC 708 DOCUMERICA The Environmental Protection Agency's Program to Photographically Document Subjects of Environmental Concern compiled 1972 - 1977 Series ARC 542493 File unit File unit ARC Variant control numbers Agency-Assigned Identifier 227/55/013615<br /> NAIL Control Number NWDNS-412-DA-13615 Other versions <gallery> File CHICAGO'S_UNION_STATION_PICTURED_IN_THE_SUMMER_OF_1974 _IT_IS_ONE_OF_THE_BUSIEST_TERMINALS_IN_THE_AMTRAK_SYSTEM_WHICH _-_NARA_-_556067 tif tif File CHICAGO'S_UNION_STATION_PICTURED_IN_THE_SUMMER_OF_1974 _IT_IS_ONE_OF_THE_BUSIEST_TERMINALS_IN_THE_AMTRAK_SYSTEM_WHICH _-_NARA_-_556067 jpg jpg </gallery> NARA-cooperation PD-USGov Great Hall Union Station Chicago |