Northern Pacific Railroad parlor car, number 1733 at the Como Shops at St. Paul, Minnesota, circa 1962, awaiting retirement. This car was formerly Pullman parlor, Columbian, purchased by the Northern Pacific in April, 1946 and retired in April, 1962. Car 1733, a 73-foot, 6-inch heavyweight parlor built by Pullman in September, 1930. Photo by Norm Priebe, J.M. Fredrickson Collection. Other Subject Classes: passenger car, parlor car, heavyweight.

Northern Pacific Railroad parlor cars, number 1730 and 1734 at the Como Shops at St. Paul, Minnesota, circa 1962, awaiting retirement. Cars 1730, 1734, 73-foot, 6-inch heavyweight parlors built by Pullman in September, 1930. Photo by Norm Priebe, J.M. Fredrickson Collection. Other Subject Classes: passenger car, parlor car, heavyweight.

Diagram of Northern Pacific Railroad observation car, number 1710-19 at St. Paul, Minnesota, in 1938. Cars 1710-19, 77-foot, 3-inch heavyweight observation cars built by Pullman in March 1926. J.M. Fredrickson Collection. Other Subject Classes: passenger car, observation car, heavyweight.

Northern Pacific steam locomotive 1, also know as the Minnetonka, at St. Paul, Minnesota, circa 1935. The Minnetonka, was built by Smith & Porter in 1870 and is shown parked after restoration at the Mississippi Street engine terminal. Photo by Northern Pacific Railway, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 1, also know as the Minnetonka, at St. Paul, Minnesota, circa 1935. The Minnetonka, was built by Smith & Porter in 1870 and is shown parked after restoration at the Mississippi Street engine terminal. Photo by Northern Pacific Railway, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 1558 at St. Paul, Minnesota, on July 29, 1934. Number 1558, a class W built by Alco-Brooks in 1906, is parked out of service at St. Paul. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 2151 at St. Paul, Minnesota, on September 15, 1946. Number 2151 is a class Q-3 built by Baldwin in 1909. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2168 at St. Paul, Minnesota, on September 16, 1946. Number 2168 is a class Q-3 built by Baldwin in 1909. The locomotive is shown out of service. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2223 at St. Paul, Minnesota, in September 1946. Number 2223 is a class Q-4 built by Alco-Schenectady in 1910. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive in roster photo

Northern Pacific steam locomotive 2325 at St. Paul, Minnesota, on July 29, 1934. Number 2325, a class T built by Alco-Brooks in 1906, is parked in the deadline. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, deadline