On Sunday, September 8, 1974, Cotton Belt (SSW) GP20 (GP20R) 4135 is recent out of the Sacramento Shops and is sitting in Roseville, CA with 3689 waiting for an assignment.
Reportedly: 4135 was built in 1962, builders number 26949, SSW 816, SSW Class Z-20. In 1965 it was renumbered to SSW 4046, SP Class EF420C-2.
This locomotive was upgraded in 1974 emerging as SSW 4135 EMD GP20 (GP20R), SP Class EF420S-1.

#trains #railroads #railroading #SouthernPacific #CottonBelt #ssw #emd #gp20 #Roseville

Newly rebuilt Southern Pacific (SP) GP20 (GP20R) 4113 is on the Roseville hump working with SP GP9 (GP9R) 3352 on an unrecorded date in August 1977.

The disposition of this locomotive is: retired and sold in 1990.
#trains #railroads #railroading #SouthernPacific #emd #gp20 #Roseville

Southern Pacific (SP) GP20 (GP20R) 4107 is in Fresno in early 1978.
Reportedly: SP 4107 was built in 1962 by EMD as a model GP20, builders number 5634-10, SP 7209, SP Class DF-617. In 1965 it was renumbered to SP 4059 SP Class EF420-1.
This locomotive was upgraded in 1976 emerging as SP 4107 SP Class EF420E-2.
The disposition of this locomotive is, retired 1993, scrapped.
#trains #railroads #railroading #SouthernPacific #emd #gp20 #Fresno

On Sunday, April 11, 1976, Souther Pacific (SP) GP20 (GP20R) 4103 is waiting outside the Roseville, CA shops.
Reportedly, SP 4103 was built in 1962 by EMD as a model GP20, builders number 5634-18, SP 7217, SP Class DF-617. In 1965 it was renumbered to SP 4067 SP Class EF420-1.
This locomotive was upgraded in 1975 emerging as SP 4103 SP Class EF420E-2.
The disposition of this locomotive is, retired 1992.

#trains #railroads #railroading #SouthernPacific #emd #gp20 #Roseville