Keywords: PHOTOCHEMICAL TUBE REACTOR "MANUFACTURES" SMOG AT THE AIR POLLUTION RESEARCH CENTER - NARA - 542667.tif Scope and content General notes 542667 Local identifier 412-DA-174 Environmental Protection Agency 12/02/1970 - NARA-Author Daniels Gene photographer Photographer 8463941 <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 1972 05 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 003/54/000000<br /> NAIL Control Number NWDNS-412-DA-174 yes Other versions <gallery> File PHOTOCHEMICAL_TUBE_REACTOR_ MANUFACTURES _SMOG_AT_THE_AIR_POLLUTION_RESEARCH_CENTER_-_NARA_-_542667 tif tif File PHOTOCHEMICAL_TUBE_REACTOR_ MANUFACTURES _SMOG_AT_THE_AIR_POLLUTION_RESEARCH_CENTER_-_NARA_-_542667 jpg jpg </gallery> NARA-cooperation PD-USGov Environmentalists from the United States Air pollution in the United States 1972 in the United States NARA TIF images with categorized JPGs |