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10/15/2025
 
 
 
 
 
Owner: Pennsylvania Railroad
Model:Alco RSD7Built As:PRR 8610 (RSD7)
Serial Number:81749Order No:20990
Frame Number:prime mover # 13848Built:1/1956
Notes:PRR Class APS-24MS.
Other locos with this serial:  PRR 8610(RSD7)
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PRR 8607, APS-24MS, c. 1956
Title:  PRR 8607, APS-24MS, c. 1956
Description:  Altoona Action. Here is a duplicate 35mm color slide via Al Chione that was taken in Altoona, Pennsylvania, c. 1956. The photographer is not identified. Shown here (L to R) are Pennsylvania Railroad engines #8607 and #8610. Both are APS-24MS's built by the American Locomotive Company and rated at 2,400 horsepower each. #8607 was constructed in December of 1955, while #8610 was built one month later. Note the passenger-service air hoses just to the right of the coupler. Partially visible in the right background are portions of Juniata's 17th Street Bridge and the East Altoona Roundhouse.
Photo Date:  8/15/1956  Upload Date: 12/16/2023 11:39:55 PM
Location:  Altoona(Juniata), PA
Author:  Thomas C. Ayers
Categories:  Bridge
Locomotives:  PRR 8607(RSD7) PRR 8607(RSD7) PRR 8610(RSD7)
Views:  806   Comments: 0
PRR "Busiest Mountain Railroad," Page 20, 1957
Title:  PRR "Busiest Mountain Railroad," Page 20, 1957
Description:  Here is page five of a 15-page cover article by David P. Morgan entitled "World's Busiest Mountain Railroad." It was published originally in the April 1957 issue of "Trains" magazine, page 20. Photo by Philip R. Hastings. Photo Caption: "Cutoff man waves away 'Liberty's' helper." Partially visible here (L to R) are Pennsylvania Railroad engines #5853 and #8610. #5853 is an EP-20 built by GM-EMD in September of 1947 and rated at 2,000 horsepower. #8610 is an APS-24MS built by the American Locomotive Company in January of 1956 and rated at 2,400 HP.
Photo Date:  4/1/1957  Upload Date: 6/11/2018 4:22:48 AM
Location:  Gallitzin, PA
Author:  Thomas C. Ayers
Categories:  Night,Passenger
Locomotives:  PRR 5853(E7A) PRR 8610(RSD7)
Views:  1174   Comments: 0
PRR 8607, APS-24MS, 1958
Title:  PRR 8607, APS-24MS, 1958
Description:  Volkmer. Here is an image of a photo by William D. Volkmer that was taken in Altoona, Pennsylvania, on 19 July 1958. Shown here (L to R) are Pennsylvania Railroad engines #8607, #8610, and an A-A set of GM-EMD EP-22's whose road numbers are not recorded. #8607 and #8610 are APS-24MS's built by the American Locomotive Company and rated at 2,400 horsepower each. #8607 was constructed in December of 1956, while #8610 was built in January of 1957. In this context, they're pulling a passenger train that's just leaving the Passenger Station and heading up the Allegheny Mountains to Gallitzin, where the ALCo's will be uncoupled and returned to this location to await another helper run up "The Mountain." Photo taken from the 17th Street Bridge. William E. Burket Collection.
Photo Date:  7/19/1958  Upload Date: 7/18/2022 5:49:53 AM
Location:  Altoona, PA
Author:  Thomas C. Ayers
Categories:  Station,Signal,Passenger
Locomotives:  PRR 8610(RSD7) PRR 8607(RSD7)
Views:  964   Comments: 0
PRR 8608, APS-24MS, 1960
Title:  PRR 8608, APS-24MS, 1960
Description:  17th Street. Here is an original photo that I took from the 17th Street Bridge in Altoona, Pennsylvania, in the Spring of 1960. Shown here (L to R) are Pennsylvania Railroad engines #8608 and #8610. Both are APS-24MS's built by the American Locomotive Company and rated at 2,400 horsepower each. #8608 was built in December of 1955 while #8610 was built in January of 1956. In this context, they're serving as tail end pushers for a mail & express train on its way up the Allegheny Mountains to Gallitzin, where they'll be uncoupled and returned to Altoona for further assignment. Also visible is PRR N-5 cabin car #5010. The words under the number "5010" are "ASSIGNED TO PASSENGER SERVICE // RAILWAY EXPRESS AGENCY"
Photo Date:  4/16/1960  Upload Date: 6/1/2016 12:17:24 PM
Location:  Altoona, PA
Author:  Thomas C. Ayers
Categories:  RollingStock,Bridge,Station
Locomotives:  PRR 8608(RSD7) PRR 8610(RSD7)
Views:  4282   Comments: 0
PRR "Magna Carta Special," #1 of 2, 1961
Title:  PRR "Magna Carta Special," #1 of 2, 1961
Description:  Magna Carta. Here is the first of two successive original photos that I took of the "Magna Carta Special" at the Pennsylvania Railroad's Passenger Station in Altoona, Pennsylvania, on 29 June 1961. Prominent here is the Special's lead locomotive, PRR engine #8610, an APS-24MS built by the American Locomotive Company in January of 1956 and rated at 2,400 horsepower.
Photo Date:  6/29/1961  Upload Date: 2/20/2025 12:36:54 AM
Location:  Altoona, PA
Author:  Thomas C. Ayers
Categories:  Station,Passenger
Locomotives:  PRR 8610(RSD7)
Views:  520   Comments: 0
PRR 8606, APS-24MS, 1963
Title:  PRR 8606, APS-24MS, 1963
Description:  Special. Here is an original (out-of-focus) photo that I took of the Pennsylvania Railroad's "Flaming Foliage Special" in Altoona, Pennsylvania, on 13 October 1963. Shown here (L to R) are PRR engines #8606, #8610, and #8608. All are APS-24MS's built by the American Locomotive Company and rated at 2,400 horsepower each. #8606 and #8608 were built in December of 1955, but #8610 was built one month later. They're pulling the empty 12-car "Special" into the Altoona Passenger Station for boarding, after arriving from Pittsburgh where the train was made-up. (#1 of 21)
Photo Date:  10/13/1963  Upload Date: 9/4/2016 2:17:23 AM
Location:  Altoona, PA
Author:  Thomas C. Ayers
Categories:  Station,Passenger
Locomotives:  PRR 8606(RSD7) PRR 8610(RSD7) PRR 8608(RSD7)
Views:  1400   Comments: 0
PRR 8608, APS-24MS, 1963
Title:  PRR 8608, APS-24MS, 1963
Description:  Special. Here is an original (out-of-focus) photo that I took of the Pennsylvania Railroad's "Flaming Foliage Special" in Altoona, Pennsylvania, on 13 October 1963. Shown here (L to R) are PRR engines #8606, #8610, and #8608. All are APS-24MS's built by the American Locomotive Company and rated at 2,400 horsepower each. #8606 and #8608 were built in December of 1955, but #8610 was built one month later. They're being uncoupled from one end of the empty 12-car "Special," will run-around to the other end, and then be recoupled to pull the loaded train. Visible in the bright red jacket is my friend Mr. Samuel Walker of Hollidaysburg, Pennsylvania. (#2 of 21)
Photo Date:  10/13/1963  Upload Date: 9/4/2016 2:39:52 AM
Location:  Altoona, PA
Author:  Thomas C. Ayers
Categories:  Station,Passenger
Locomotives:  PRR 8606(RSD7) PRR 8610(RSD7) PRR 8608(RSD7)
Views:  1634   Comments: 0
PRR Gallitzin Wye, 1963
Title:  PRR Gallitzin Wye, 1963
Description:  Special. Here is an original photo that I took while riding the Pennsylvania Railroad's "Flaming Foliage Special" west of Gallitzin, Pennsylvania, on 13 October 1963. Shown here (L to R) are AR Tower, our three ALCo locomotives pulling the "Special" around the Gallitzin Wye, and the foundation of what was once a locomotive refueling and sanding facility. Once upon a time, a petroleum tank farm was also located here. (#12 of 21)
Photo Date:  10/13/1963  Upload Date: 9/4/2016 3:27:42 AM
Location:  Gallitzin, PA
Author:  Thomas C. Ayers
Categories:  Passenger
Locomotives:  PRR 8608(RSD7) PRR 8610(RSD7) PRR 8606(RSD7)
Views:  546   Comments: 0
PRR Bennington Curve, 1963
Title:  PRR Bennington Curve, 1963
Description:  Special. Here is an original photo that I took while riding the Pennsylvania Railroad's "Flaming Foliage Special" east of Gallitzin, Pennsylvania, on 13 October 1963. Shown here are our three ALCo locomotives pulling the "Special" around the infamous Bennington Curve toward the Horseshoe Curve. (#15 of 21)
Photo Date:  10/13/1963  Upload Date: 9/4/2016 3:56:35 AM
Location:  Gallitzin, PA
Author:  Thomas C. Ayers
Categories:  Scenic,Passenger
Locomotives:  PRR 8608(RSD7) PRR 8610(RSD7) PRR 8606(RSD7)
Views:  822   Comments: 1
PRR 8609, APS-24MS, 1964
Title:  PRR 8609, APS-24MS, 1964
Description:  RR City. Here is an original photo that I took in Altoona, Pennsylvania, on 25 April 1964. Shown here (R to L) are Pennsylvania Railroad engines #8609, #8610, and #8606. All are APS-24MS's built by the American Locomotive Company and rated at 2,400 horsepower each. #8609 and #8610 were built in January of 1956, but #8606 was built one month earlier. They're running light to the Altoona Passenger Station where they'll couple onto the 18-car "Railroad City Limited" for its journey out the Hollidaysburg Branch Line, up the New Portage Branch via the Muleshoe Curve, making a loop through the tunnels at Gallitzin, and then heading down the Allegheny Mountains via the Horseshoe Curve to the Altoona Station. This photo was taken adjacent to ALTO Tower, just short of the 17th Street Bridge.
Photo Date:  4/25/1964  Upload Date: 9/15/2016 2:15:14 AM
Location:  Altoona, PA
Author:  Thomas C. Ayers
Categories:  Bridge,Signal,Passenger
Locomotives:  PRR 8609(RSD7) PRR 8610(RSD7) PRR 8606(RSD7)
Views:  1769   Comments: 0
PRR 8609, APS-24MS, 1964
Title:  PRR 8609, APS-24MS, 1964
Description:  RR City. Here is an original photo that I took in Altoona, Pennsylvania, on 25 April 1964. Shown here (L to R) are Pennsylvania Railroad engines #8609, #8610, and #8606. All are APS-24MS's built by the American Locomotive Company and rated at 2,400 horsepower each. #8609 and #8610 were built in January of 1956, but #8606 was built one month earlier. They're pulling the 18-car "Railroad City Limited" out of Altoona on the Hollidaysburg Branch Line. The last cars of the "Limited" are visible around the "S" curve to the right. Partially visible behind #8609 is the Crossing Gate Tower, located on 19th Street. Wave to the Fireman!
Photo Date:  4/25/1964  Upload Date: 9/9/2016 9:39:10 PM
Location:  Altoona, PA
Author:  Thomas C. Ayers
Categories:  Passenger
Locomotives:  PRR 8609(RSD7) PRR 8610(RSD7) PRR 8606(RSD7)
Views:  1651   Comments: 0
PRR 8606, APS-24MS, 1964
Title:  PRR 8606, APS-24MS, 1964
Description:  RR City. Here is an original photo that I took in Altoona, Pennsylvania, on 25 April 1964. Shown here (L to R) are Pennsylvania Railroad engines #8609, #8610, and #8606. All are APS-24MS's built by the American Locomotive Company and rated at 2,400 horsepower each. #8609 and #8610 were built in January of 1956, but #8606 was built one month earlier. They're pulling the 18-car "Railroad City Limited" out of Altoona on the Hollidaysburg Branch Line.
Photo Date:  4/25/1964  Upload Date: 9/9/2016 9:41:04 PM
Location:  Altoona, PA
Author:  Thomas C. Ayers
Categories:  Passenger
Locomotives:  PRR 8609(RSD7) PRR 8610(RSD7) PRR 8606(RSD7)
Views:  1480   Comments: 0
PRR 8609, APS-24MS, 1964
Title:  PRR 8609, APS-24MS, 1964
Description:  RR City. Here is an original photo that I took of in Altoona, Pennsylvania, on 25 April 1964. Shown here (L to R) are Pennsylvania Railroad engines #8609, #8610, and #8606. All are APS-24MS's built by the American Locomotive Company and rated at 2,400 horsepower each. #8609 and #8610 were built in January of 1956, but #8606 was built one month earlier. They're pulling the 18-car "Railroad City Limited" into the Altoona Passenger Station after completing their sojourn around the Muleshoe and Horseshoe Curves. Partially visible at the right is the 12th Street Footbridge.
Photo Date:  4/25/1964  Upload Date: 9/9/2016 9:35:46 PM
Location:  Altoona, PA
Author:  Thomas C. Ayers
Categories:  Bridge,Station,Passenger
Locomotives:  PRR 8609(RSD7) PRR 8610(RSD7) PRR 8606(RSD7)
Views:  1540   Comments: 0
PRR 8607, APS-24MS, 1965
Title:  PRR 8607, APS-24MS, 1965
Description:  24th Street. Here is an original photo that I took just West of the 24th Street Bridge in Altoona, Pennsylvania, on 10 January 1965. Shown here (R to L) are Pennsylvania Railroad engines #8607 and #8610. Both are APS-24MS's built by the American Locomotive Company and rated at 2,400 horsepower each; #8607 was built in December of 1955 while #8610 was built in January of 1956. They're coming down the eastern slope of the Allegheny Mountains with a 51-car merchandise freight train and will soon pass under 24th Street Bridge on their way through Altoona non-stop to Enola. The cabin car is N-8 #478101.
Photo Date:  1/10/1965  Upload Date: 9/9/2016 4:09:27 AM
Location:  Weldwood, OR
Author:  Thomas C. Ayers
Categories:  Bridge,Winter
Locomotives:  PRR 8607(RSD7) PRR 8610(RSD7)
Views:  1571   Comments: 0
PRR "Altoona Shops," Page 46, 1996
Title:  PRR "Altoona Shops," Page 46, 1996
Description:  Here is page 29 of a 43-page article by James J.D. Lynch, Jr., entitled "Overview Of The History And Development Of The Pennsylvania Railroad's Altoona Shops." It was published originally in the Autumn 1996 issue of "The Keystone" magazine, page 46. Bottom Photo: Shown here are PRR engines #5898 and three other "E" units whose numbers are not recorded. All were built by GM-EMD. #5898 is an EP-22 built in 1951 and rated at 2,250 horsepower. Middle Photo: Shown here are PRR engines #8610 and another unit whose number is not recorded. Both were built by the American Locomotive Company. #8610 is an APS-24MS built in 1956 and rated at 2,400 horsepower. These units are actually the rear-end "pushers" for the mail-express train pictured in the bottom photo.
Photo Date:  9/22/1996  Upload Date: 11/18/2017 3:19:22 PM
Location:  Altoona, PA
Author:  Thomas C. Ayers
Categories:  Bridge,Station,Signal,Passenger
Locomotives:  PRR 8610(RSD7) PRR 5898(E8A)
Views:  1377   Comments: 0


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