Logos and uniforms of the Chicago Bears - Wikipedia
Detroit Lions Home Uniform - National Football League (NFL) - Chris Creamer's Sports Logos Page
Detroit Lions Misc Logo - National Football League (NFL) - Chris Creamer's Sports Logos Page
How many NFL team logos in history have included a football in them? - Quora
Detroit Lions Helmet - National Football League (NFL) - Chris Creamer's Sports Logos Page
Detroit Lions Logos - National Football League (NFL) - Chris Creamer's Sports Logos Page
How many NFL team logos in history have included a football in them? - Quora
Detroit Lions Wordmark Logo - National Football League (NFL) - Chris Creamer's Sports Logos Page
Detroit Lions Primary Logo - National Football League (NFL) - Chris Creamer's Sports Logos Page