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No. 610 hikes up grade at Bristow, VA at a good 50 mph, August 20, 1977. The 2-10-4, built by Lima in 1927, is a former Texas & Pacific locomotive on lease to the Southern Railway.
Uploaded a work by First photo taken by Mac Owen, second photo taken by Ronald N. Johnson, both photos published by Audio-Visual Designs from These are old Chrome era postcards I purchased from ebay seller {{cite web| website=Loco Motive Hobbies| url=https://www.ebay.com/str/locomotivehobbies}} and these with UploadWizard