Minnesota Vikings uniform and uniform color history
File:Minnesota Vikings 2010 Uniforms.png - Wikimedia Commons
The Gridiron Uniform Database
Vikings unveil long-awaited throwback jerseys - CBS Minnesota
Vikings reveal new uniforms that are throwbacks to the 1960s and '70s
Should the Vikings bring back throwback jerseys?
Vikings Uniforms Through the Years
Minnesota Vikings Whiteout Uniform — UNISWAG
Heritage Uniforms and Jerseys and Stadiums - NFL, MLB, NHL, NBA, NCAA, US Colleges: Minnesota Vikings Uniform and Team History
Minnesota Vikings - Wikipedia