SW1500 351 at Springfield, Missouri in March 1980 (Ken McElreath) By Frisco.org | Published February 8, 2018 | Full size is 6464 × 4368 pixels SW1500 351 at Springfield, Missouri in March 1980 (Ken McElreath) SW1500 351 at Springfield, Missouri in March 1980 (Ken McElreath) SW1500 351 SW1500 351 at Springfield, Missouri in March 1980 (Ken McElreath) Bookmark the permalink.