Great Northern Railway Train Number 32 Empire Builder on curve west of Cutbank, Montana in 1969.

Great Northern Railway Train Number 32 Empire Builder two miles east of Glacier Park, Montana on curve with mountains in background in 1969.

Great Northern Railway train at Wenatchee, Washington Train entering Columbia River bridge near Wenatchee, Washington. Other subject classes: Bridge

Great Northern Railway Train 98 on Two Medicine Bridge at East Glacier, Montana; entire train, distant view with mountains in background, in 1969. Other subject classes: Bridge

Great Northern Railway Train 98 full length view at East Glacier, Montana in 1969.

Great Northern Railway Lead engines of train 78 between snow sheds in Marias Pass in 1969.

Great Northern Railway Train 78 with rear helpers approaching snow shed in Marias Pass in 1969.

Great Northern Railway Train 32, Empire Builder, on Two Medicine Bridge at East Glacier, Montana in 1969. Other subject classes: Bridge

Great Northern Railway Train 32, Empire Builder, at East Glacier Station in 1969.

Great Northern Railway Train 32 at Glacier Park, Montana in 1966. Train 32, entire train at Glacier Park, Montana.