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LE_Irvin: Union Pacific FA at Victorville CA on Oct. 30, 1950.
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LE_Irvin: On May 1, 1964, Union Pacific GP30 #854 on Archer Hill in Wyoming.
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LE_Irvin: Union Pacific U50D #32 at Dale WY on 7/1/64
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LE_Irvin: Union Pacific turbine #11 at Hermosa WY on 7/1/64
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LE_Irvin: Union Pacific C855A #60 near Cheyenne WY on 9/1/64
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LE_Irvin: Union Pacific GP20 #480 at Dale WY on 10/1/64
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LE_Irvin: Union Pacific turbine #21 at Rawlins WY on 9/5/65
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LE_Irvin: Union Pacific DD35A #76 emerges from Hermosa tunnel on 10/1/65
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LE_Irvin: Union Pacific C630 #2908 at Cheyenne WY on 12/26/66
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LE_Irvin: Union Pacific RS27 #677 in Kansas City on 10/1/68
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LE_Irvin: Union Pacific F3B #512 in Denver on 11/1/68
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LE_Irvin: Union Pacific GP9B #335 in Denver on 11/1/68
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LE_Irvin: Union Pacific GP9 #262 at St. Vrains CO on 7/1/69
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LE_Irvin: Union Pacific F3A #519 in Kansas City on 7/1/69
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LE_Irvin: Passing the impressive Green River WY depot, Union Pacific SD45 #3615 heads west on 6/1/71
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LE_Irvin: Union Pacific SD24 #424 in Salt Lake City UT on 7/1/73
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LE_Irvin: Union Pacific SD40-2 #3279 at Bensenville on 3-15-75
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LE_Irvin: Union Pacific GP20 #471 in Council Bluffs IA on 4/1/75
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LE_Irvin: Bailey Yard Visitors Center platform in North Platte NE
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LE_Irvin: Union Pacific U30C #2846 near Geneva IL on 5-22-77
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LE_Irvin: Gathering of Union Pacific locomotives in Omaha NE 6/2/77
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LE_Irvin: Union Pacific Preamble Express in Omaha NE 6/2/77
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LE_Irvin: Union Pacific U30C #2895 at Le Grande IA 6/2/77
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LE_Irvin: Union Pacific U30C #2831 at Le Grande IA 6/2/77
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LE_Irvin: Gathering of Union Pacific locomotives in Omaha NE 6/2/77
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LE_Irvin: Gathering of Union Pacific locomotives in Omaha NE 6/2/77
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LE_Irvin: Gathering of Union Pacific locomotives in Omaha NE 6/2/77
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LE_Irvin: Union Pacific U30C #2896 at Le Grande IA on 6-2-77.
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LE_Irvin: Union Pacific equipment at Le Grande IA on 6-2-77.
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LE_Irvin: UP Big Boy 4023 at the Omaha shops 6/3/77