Historic Bridge Resources
Historical American Engineering Record (HAER) – search “Schell Bridge”
National Trust for Historic Preservation
Historic Bridges.Org
Historic Bridge Foundation
VJM Metal Craftsman, LLC
Bridgehunter.Com
The Bridgehunter’s Chronicles
Connecticut’ Historic Metal Truss Bridges
Historic Bridge Case Studies in Connecticut
Walkway over the Hudson
Bridgeink.com
Bridge Pros
Many Historic Bridges
Architecture and Engineering Design of Bridges