20 Star United States Flag, 1818 Small 320×170 Medium 640×339 Large 1024×543 Download Tiff Original 3000×1591 | (187.1 KB) Description Black line illustration of a 20 Star United States flag. The additional stars represent the states of Indiana, Louisiana, Mississippi, Ohio, and Tennessee. This flag was in use from July 04, 1818 until July 3, 1819. Keywords banner, Historic flags of the United States, standard, US flags, USA flag Galleries Indiana, Louisiana, Mississippi, Ohio, Tennessee, US Flags, Black and White Outline Illustrations Source: Florida Center for Instructional Technology Clipart ETC (Tampa, FL: University of South Florida, 2009)