• Last run of a T1 in the U.S.A: see 2100's last run in the US before moving to Canada for overhaul.
• Reading Company technical & Historical Society: dedicated to preserving the history and equipment of the Reading Railroad.
• Railroading in the Northeast .
• WOWAK.RAILFAN.NET: Wowak's Images of Railroading .
• Wes Barris' Reading T-1 page .
• Steamtown National Historic Site: National Park Service page.
• Steamtown NHS Volunteer Association
• Reading & Northern Railroad: Owners of T1 2102.
• Elgin County Railway Museum: current home of T1 2100.
• B&O Railroad Museum: Home of T1 2101.