Burlington Northern section gang at Granite Falls, Minnesota on September 8, 1977. Photo by Howard Patrick.

Burlington Northern sled gang at Maynard, Minnesota on August 5, 1980.

Burlington Northern sled gang replacing ties at Milepost 24 in Maynard, Minnesota on August 5, 1980. Photo by Howard Patrick.

Burlington Northern sled gang at Maynard, Minnesota on August, 5, 1980.

Burlington Northern track gang replacing a road crossing at Asbury, Minnesota on October 31, 1977. Photo by Howard Patrick.

Burlington Northern track gang replacing a road crossing at Asbury, Minnesota on October 31, 1977. Photo by Howard Patrick.

Burlington Northern track gang replacing a road crossing at Asbury, Minnesota on October 31, 1977. Photo by Howard Patrick.