Great Northern Railway Snow Plow X7303 at Bonners Ferry, Idaho in 1977. Other subject classes: Snow plow

Great Northern X7303, a maintenance of way "Snow Dozer", at Bonners Ferry, Idaho, April 12, 1968.

Great Northern X7303, a maintenance of way "Snow Dozer", at Bonners Ferry, Idaho, April 12, 1968.

Great Northern Snow Plow X7303 at Bonners Ferry, Idaho, September 11, 1990, Snow Dozer. Other subject classes: Snow plow

Great Northern Snow Plow X7303 at Bonners Ferry, Idaho, September 11, 1990, Snow Dozer. Other subject classes: Snow plow

Great Northern Steam Locomotive Number 3136 with Jordan spreader, Class O-1, at Bonners Ferry, Idaho, 1949.

Great Northern Steam Locomotive Number 3136, Class O-1, with Jordan spreader at Bonners Ferry, Idaho, 1949.