History of the New York Giants' uniforms
The 50 Greatest Players in New York Giants History: Cohen, Robert W.: 9781493035656: : Books
New York Giants - Wikipedia
Becoming Big Blue - A History of the New York Giants Uniforms
The Gridiron Uniform Database: A Head-to-Head History: The New York Giants and The San Francisco 49ers
Best Quarterbacks in New York Giants History - Sports Illustrated
NY Giants: Top 100 players in team history
New York Giants By The Numbers - Big Blue View
The Gridiron Uniform Database: A Head-to-Head History: The New York Giants and The San Francisco 49ers
MLB Jersey & Cap History
Giants are seeking a more complete performance against the 49ers even without Saquon Barkley - The San Diego Union-Tribune