Northern Pacific Railroad Locomotive #1849 Paul Lundgren 2 years ago This 1952 photo shows Northern Pacific Railroad Locomotive #1849 in Downtown Duluth, with Duluth’s tallest building — the Alworth — in the background among other structures. NP’s #1849 was built in 1923 and scrapped in 1957. Recommended Links:Postcard from Duluth & Northeastern Railroad Number #28Sorry Alworth Building, you’re not specialPostcards from the Alworth BuildingPostcard from Duluth’s Hotel Lenox