It was 1976, and the U.S. was celebrating its 200th birthday by turning everything red, white and blue. Commemorative bicentennial souvenirs abounded, and many companies tied their products or brand to the observance. The Atchison Topeka & Santa Fe Railway (Santa Fe), a BNSF predecessor, got in on the patriotic wave, painting five locomotives numbered 5700-5704 in a unique bicentennial scheme.