Union Pacific Steam Locomotives, 1915-1962

General Notes:

1. LA&SL 6000-6008 were built as SPLA&SL 500-508 in 1904; renumbered to SPLA&SL 3500-3508 in 1907; renumbered to LA&SL 3500-3508 in 1916; renumbered to LA&SL 6000-6008 in 1921.

Notes:

1. LA&SL 6011, 6036, 6038 were sold to Six Companies in April 1932.
2. LA&SL 6018 was sold to Six Companies in April 1932; returned to LA&SL in April 1934 in exchange for LA&SL 6036
3. LA&SL 6023 was sold to Six Companies in 1931; returned to LA&SL in 1932 in exchange for LA&SL 6058.

Notes:

1. LA&SL 6051 was retired in July 1954 and donated to Riverside, California; displayed in Fairmont Park; still there as of October 2024.
2. LA&SL 6058 was sold to Six Companies in April 1932 in exchange for LA&SL 6023, which was returned to LA&SL.

Notes:

1. LA&SL 6062 was sold to Six Companies in April 1932.
2. LA&SL 6072 was retired in November 1957 and donated to Fort Riley Museum, Fort Riley, Kansas.

General Notes:

1. LA&SL 6084-6086 were built as Las Vegas & Tonapah Railroad 30-32 (to UP specifications); to SPLA&SL 3675-3677 in 1916; to LA&SL 6084-6086 in 1921.
2. Las Vegas & Tonapah Railroad was organized on September 22, 1905, just nine months after SPLA&SL was completed through what would later become Las Vegas, Nevada. The City of Las Vegas came into existence on May 15, 1905 when the railroad auctioned off 1200 building lots. LV&T was owned by William Clark and his partners, who also owned SPLA&SL. Construction on the LV&T started in January 1906 and was completed 198 miles north at Goldfield in October 1907. LV&T owned a total of 16 locomotives, and the railroad shut down operations in late October 1918. The three Brooks 2-8-0s shown above were built to UP's specifications; leased to LV&T by Union Pacific Equipment Association; and returned to UP (LA&SL) ownership in 1917 upon cancellation of the lease due to non-payment.

General Notes:

1. Built as UP 200 series locomotives; renumbered to 6200 series in 1953 to clear the 200 series numbers for use by new GP9s delivered in 1954.
2. All locomotives were equipped with superheaters

Notes:

1. UP 6237 was retired in July 1956 and donated to Hastings, Nebraska.
2. UP 6264 was retired in April 1959 and donated to Sons of Utah Pioneers, displayed at Corinne, Utah museum; sold to Heber Creeper, Heber, Utah in April 1980; sold to Nevada State Railroad Museum in 1992, moved to Boulder City, Nevada in summer 1993.

General Notes:

1. Built as UP 300 series locomotives; renumbered to 6300 series in 1953 to clear the 300 series numbers for use by new GP9s delivered in 1957.
2. All locomotives were equipped with superheaters

General Notes:

1. OSL 6533-6537 were built as OSL 900 series in 1903 (Vauclain compound); rebuilt to simple in (?); renumbered to OSL 500 series in 1915-1916; renumbered to OSL 6500 series in 1958 to clear the 500 series for use by F9s delivered in May 1958 to February 1959.

Notes:

1. OSL 6533 was retired in June 1958 and donated to Rawlins, Wyoming.
2. OSL 6535 was retired in March 1959 and donated to Laramie, Wyoming; displayed in LaBonte Park.