—for images of the official currency of the United States. These are in the public domain. (See also .)  —for images of works of art published in the United States prior to 1923.  —for images of U.S. state, federal district, or insular area flags  —for copyright-expired images in the US (mainly those published pre-1923).  Also for works not eligible for copyright under US law. (May be preferable in some cases vs.  for US-originating images.)   — for images published in the United States prior to 1978 without explicit notice of "copyright, year, owner" or "©" attached.  —for images from descriptions of US patents. These are in the public domain, though the actual inventions depicted might be encumbered by patents.   This does not prevent us from describing them, since we are not trying to construct or sell the inventions.  USA federal government images  ''Note. There is an upload form for items "from a U.S. federal government source."  It is linked from Wikipedia:Upload. If you use one of these tags there don't forget the {{double curly brackets}} on each end of the tag!   —for images created by the US federal government that are ineligible for copyright and don't fit under the following templates: —United States Agency for International Development  —National Atlas  —Central Intelligence Agency  —CIA World Factbook.  —Congress  —Biographical Directory of Congress  —Department of Homeland Security  —Coast Guard —Department of Commerce —U.S. Census Bureau —National Oceanic and Atmospheric Administration  Department of Defense—use   —Department of Energy (NOTE: Some operating units, including some DOE national labs, have separate, non-free copyright policies. See the notice on the template talk page before using.)  —Department of Justice  —Department of Transportation  —Federal Aviation Administration  —Department of Labor  —Department of Education  —Environmental Protection Agency  —Federal Bureau of Investigation  —Food and Drug Administration  —Federal Emergency Management Agency  —Department of Health and Human Services  —Centers for Disease Control and Prevention  —National Institutes of Health  —Science Primer from National Center for Biotechnology Information  —Department of the Interior  —Bureau of Land Management  —Fish and Wildlife Service  —Historic American Buildings Survey (HABS) and Historic American Engineering Record (HAER)  —US National Park Service  —US Geological Survey  —"Minerals in Your World" project of the United States Geological Survey and the Mineral Information Institute.  —Bureau of Reclamation  —Library of Congress collections (NOTE: This is not a license tag, but a source tag. It must be accompanied by an appropriate license tag.)  —National Archives and Records Administration collections (NOTE: This is not a license tag, but a source tag. It must be accompanied by an appropriate license tag.)  —for public domain images from NASA as described on :Category:NASA images.  —for public domain images derived from WorldWind  —The National Reconnaissance Office  —The National Security Agency  —National Transportation Safety Board   Office of War Information   Farm Security Administration  —Executive Office of the President images  —State Department images  —Department of the Treasury  —Department of Veterans Affairs  —Department of Agriculture  —USDA Agricultural Research Service.  —USDA Forest Service  —USDA Natural Resources Conservation Service.  —Tennessee Valley Authority  —Works Progress Administration  USA military public domain images   —general US military  —general US military from the Defense Visual Information Center w/parameters  —US Air Force images —Civil Air Patrol images —Air National Guard images  —US Army images  —US Army Center for Military History  —US Army Institute Of Heraldry  —US Army Military History Institute  —United States Army Corps of Engineers  —for military medals  —US military badges and insignia  —US Marine Corps images  —US Navy images  -Joint Chiefs of Staff and the Joint Staff বিষয়শ্রেণী:উইকিপিডিয়া কপিরাইট