Keywords: TRACKED AIR CUSHION RESEARCH VEHICLE INSIDE TEST AREA AT THE DEPARTMENT OF TRANSPORTATION'S HIGH SPEED GROUND TEST... - NARA - 545947.jpg Scope and content General notes 545947 Local identifier 412-DA-3460 Environmental Protection Agency 12/02/1970 - NARA-Author McAllister Bruce 1936- Photographer 3823134 <br /> Pueblo Pueblo Colorado United States North and Central America inhabited place 4202578 38 25 -104 6 <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 1973-03 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 058/40/003460<br /> NAIL Control Number NWDNS-412-DA-3460 Other versions <gallery> File TRACKED_AIR_CUSHION_RESEARCH_VEHICLE_INSIDE_TEST_AREA_AT_THE_DEPARTMENT_OF_TRANSPORTATION'S_HIGH_SPEED_GROUND_TEST _-_NARA_-_545947 tif tif File TRACKED_AIR_CUSHION_RESEARCH_VEHICLE_INSIDE_TEST_AREA_AT_THE_DEPARTMENT_OF_TRANSPORTATION'S_HIGH_SPEED_GROUND_TEST _-_NARA_-_545947 jpg jpg </gallery> NARA-cooperation PD-USGov High Speed Ground Test Center 1973 in rail transport in the United States TACRV 1973 in Colorado March 1973 in the United States Grumman Aerospace Corporation Experimental trains |