7 (New York City Subway service) - Wikipedia
RALLY CAP - New Era Snapback
NEW YORK, NY - Wearing New York Mets jerseys, service members from the Air Force, Army, Marines and Navy play a tournament style softball game at Citifield on June 11, 2015. The
The Centerfield Soldiers of the 7 Line Army
New York Mets - Wikipedia
Move Over, Bleacher Creatures: It's the 7 Line Army's Turn - The New York Times
The 7 Line - For Mets fans, by Mets fans
New York Mets Fans - Mets History
Citi Field - New York Mets
7 Line Army Supports Mets During Subway Series - Mets History
Citi Field Policies and Procedures
Let's Go Mets! A Day With The 7 Line Army
The 7 Line Army: Traveling New York Mets Fans - grecobon