A typology of NFL teams names
NFL's Washington Redskins to change name following years of
NFL Football Teams - Official Sites of all 32 NFL Teams
NFL Teams in Alphabetical Order: Listed by City and Team Name
Origin of NFL Team Names – The Sideline Report
History of NFL Logo Designs & Their Evolution Through the Years
NFL Football Teams - Official Sites of all 32 NFL Teams
NFL team name history: How every team got its name
Washington's NFL team changes name, for now, to 'Washington
NFL Football Teams - Official Sites of all 32 NFL Teams
Do NFL teams with animals in their name/logos get to the Super
NFL animal power rankings: Fear the felines or the angry birds