Boyington & Rust

of Chicago, Illinois
Iron Bridge (Kane County, Illinois)
Built 1869
Lost Pratt through truss bridge over Fox River on West Main St.
Replaced by a new bridge

Peru Slough Bridge (Original) (LaSalle County, Illinois)
Built 1869
Lost Bowstring pony truss bridge over Illinois River Bayou
No longer exists

Peru Swing Bridge (LaSalle County, Illinois)
Built 1870
Lost Howe swing through truss bridge over Illinois River on Route 251
No longer exists