A.D. Briggs & Co.

of Springfield, Massachusetts
Canal Street Bridge (Hartford County, Connecticut)
A Truesdell patent bridge in the Collins Axe Company yard
Replaced by a new bridge

Tilton Island Park Bridge (Belknap County, New Hampshire)
Built 1881
Truesdell pony truss bridge over Winnipesautee River on Pedestrian Trail
Open to pedestrians

Trumbull Street Footbridge (1864) (Hartford County, Connecticut)
Built 1864
Lost Truesdell pony truss bridge over Park River on Footpath
Replaced by a new bridge