Andrew Tuttle posted two photos:
|1902 eBook1, p267|
|Photo from Railroads of Montana|
Collins, Montana - Wooden Trestle Over Teton River 1900's
[You can see 150' Howe truss on the left side of this image.]
Great Northern got a lot of practice building trestles. Here is another one over the Kettle River near Sandstone, MN.