10.5x16" original two-color printed (not photocopy) poster for Sept. 17, 1982 concert that took place at the Wilson Center, a famous concert venue in Washington, DC. Wilson Center was a popular venue for punk music concerts beginning in 1981, w/all the top American punk bands like Minor Threat, Bad Brains, etc. playing there. Concert this poster was for features Black Flag (w/Henry Rollins, who had joined the year before) w/The Effigies, Double-O, Iron Cross and Faith. Faint 1" crease at lower left, but o/w poster displays Exc. Vintage punk concert posters and flyers (especially Black Flag) are scarce and are very desirable. Early and historic Black Flag poster.