Burlington Northern Diesel Locomotive 403 at Denver, Colorado, August 1971, Big Sky Blue paint scheme (as Burlington Northern 6433). Other subject classes: Locomotive

Burlington Northern Diesel Locomotive 403 at Denver, Colorado, August 1971, Big Sky Blue paint scheme (as Burlington Northern 6433). Other subject classes: Locomotive

Burlington Northern Diesel Locomotive 423 at Denver, Colorado, May 24, 1970, Big Sky Blue paint scheme (as Burlington Northern 6453). Other subject classes: Locomotive

Burlington Northern Diesel Locomotive 436 at Denver, Colorado, June 16, 1974, Big Sky Blue paint scheme (as Burlington Northern 6609). Other subject classes: Locomotive

Burlington Northern Diesel Locomotive 436 at Denver, Colorado, June 16, 1974, Big Sky Blue paint scheme (as Burlington Northern 6609). Other subject classes: Locomotive

Burlington Northern diesel locomotive 6218 at Denver, Colorado on September 5, 1981. Number 6218 is an SD9 built by Electro-Motive Division (GM), builder's number 22406. The locomotive is sub-lettered for the C&S ( for Colorado & Southern).

Burlington Northern diesel locomotive 6228 at Denver, Colorado on December 5, 1981. Number 6228 is an SD9 built by Electro-Motive Division (GM), builder's number 25013. Photo by Al Christianson.

Burlington Northern Diesel Locomotive, Type SW7 Number 119 at Denver, Colorado on October 18, 1981. Number 119 was built by Electro-Motive Division (EMD) in May, 1950 as Chicago, Burlington and Quincy Number 9253, Builder Number 8497. It was retired in October, 1985. Photo by Al Christianson.

Burlington Northern Diesel Locomotive, Type SW9 Number 161 at Denver, Colorado on September, 5 1981. Number 161 was built by Electro-Motive Division (EMD) in September 1951 as Chicago, Burlington and Quincy Number 9270, Builder Number 13213. It was retired in November, 1984. Front 3/4 view, engineer's side. Photo by Al Christianson.

Burlington Northern NW12 (NW2R) diesel locomotive Number 19 (Ex-Great Northern 5322, Great Northern 122, Burlington Northern 469 rebuilt in October 1976 in Denver, Colorado on December 5, 1981. Burlington Northern SW7 diesel locomotive Number 107 also partially visible. Photo by Al Christianson.

Burlington Northern Trailer 0126 at Denver, Colorado, July 10, 1984, former Great Northern Railway trailer as Burlington Northern 0126. Other subject classes: Trailer

Chicago, Milwaukee, St. Paul & Pacific Railroad Company observation car "Cedar Rapids" at Denver, Colorado, on May 26, 1989. Rear view of Milwaukee Road streamline observation car, Cedar Rapids, at Denver in 1980. Photo by J.M. Fredrickson. Other Subject Classes: observation car.

Chicago, Milwaukee, St. Paul & Pacific Railroad Company observation car "Cedar Rapids" at Denver, Colorado, on May 26, 1989. Milw streamline observation car, Cedar Rapids, at Denver in 1980. Photo by J.M. Fredrickson. Other Subject Classes: observation car.

Denver & Rio Grande Western Railroad steam locomotive 268 on display at an amusement park in Denver, Colorado, circa 1965. Jim's two sons Tim and Jim in photo. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive

Great Northern Boxcar 12606 at Denver, Colorado, April 9, 1966. Other subject classes: Box car

Great Northern Boxcar 13112 at Denver, Colorado, September 15, 1982. Other subject classes: Box car

Great Northern Boxcar 13325 at Denver, Colorado, May 10, 1978. Other subject classes: Box car

Great Northern Boxcar 13332 at Denver, Colorado, February 14, 1965. Other subject classes: Box car

Great Northern Boxcar 13464 at Denver, Colorado, January 16, 1966. Other subject classes: Box car

Great Northern Boxcar 138006 at Denver, Colorado, December 8, 1982. Other subject classes: Box car

Great Northern Boxcar 138044 at Denver, Colorado, July 22, 1985. Other subject classes: Box car

Great Northern Boxcar 138157 at Denver, Colorado, February 24, 1990. Other subject classes: Box car

Great Northern Boxcar 138462 at Denver, Colorado, September 3, 1967. Other subject classes: Box car

Great Northern Boxcar 138510 at Denver, Colorado, April 14, 1990. Other subject classes: Box car

Great Northern Boxcar 138664 at Denver, Colorado, December 25, 1989. Other subject classes: Box car

Great Northern Boxcar 14218 at Denver, Colorado, July 1967. Other subject classes: Box car

Great Northern Boxcar 17657 at Denver, Colorado, April 10, 1965. Other subject classes: Box car

Great Northern Boxcar 18670 at Denver, Colorado, April 8, 1967. Other subject classes: Box car

Great Northern Boxcar 19015 at Denver, Colorado, February 14, 1965. Other subject classes: Box car

Great Northern Boxcar 19164 at Denver, Colorado, February 14, 1965. Other subject classes: Box car