| PRR: Time Tables: Pittsburgh Division ~ APR 1952 | 04/27/1952-04/27/1952 | Thomas C. Ayers | 4/17/2024 11:04:33 AM | 4/17/2024 11:15:42 PM |
| PRR: Time Table: Pittsburgh Division ~ APR 1914 | 04/01/1914-04/01/1914 | Thomas C. Ayers | 3/20/2024 10:24:22 PM | 3/20/2024 10:47:52 PM |
| ALV: Rohrbeck ~> "Altoona's Trolleys" ~ 1980 | 08/08/1980-08/08/1980 | Thomas C. Ayers | 3/14/2024 2:01:34 AM | 4/5/2024 10:27:49 PM |
| PRR: Mittner ~> PRR Electric Engines | 05/13/1946-05/13/1946 | Thomas C. Ayers | 3/6/2024 11:45:17 AM | 3/9/2024 9:27:17 AM |
| PRR: Static Pix ~ Pennsy "Pacific" #5471 | 03/23/1946-03/23/1946 | Thomas C. Ayers | 2/4/2024 6:40:53 PM | 2/10/2024 8:39:50 AM |
| PRR: Time Tables: Middle Division ~ SEP 1950 | 09/24/1950-09/24/1950 | Thomas C. Ayers | 1/25/2024 10:43:22 PM | 1/30/2024 12:18:29 AM |
| PRR: Time Tables: Pittsburgh Division ~ April 1948 | 04/25/1948-04/25/1948 | Thomas C. Ayers | 1/23/2024 9:33:01 PM | 1/23/2024 10:48:32 PM |
| MNCR: Larchmont Vistas ~ August 1984 | 08/29/1984-08/29/1984 | Thomas C. Ayers | 1/16/2024 8:01:15 AM | 1/18/2024 9:17:35 AM |
| USA: Fales ~> Record-Breaking Cab Ride ~ 1961 | 11/11/1961-11/11/1961 | Thomas C. Ayers | 1/8/2024 11:54:42 PM | 1/18/2024 9:59:05 AM |
| USA: Scott ~> Models Aid Development ~ 1961 | 03/01/1961-03/01/1961 | Thomas C. Ayers | 1/8/2024 10:45:57 PM | 1/8/2024 11:30:33 PM |
| PRR: Mittner ~> PRR Freight Engines ~ L-Q | 05/03/1946-05/03/1946 | Thomas C. Ayers | 1/5/2024 5:01:47 PM | 4/6/2024 7:14:43 AM |
| PRR: Westing ~> "Testing The Iron Horse" ~ 1936 | 08/01/1936-08/01/1936 | Thomas C. Ayers | 1/4/2024 9:27:16 AM | 1/4/2024 4:23:55 PM |
| PRR: Time Table: Pittsburgh Division ~ April 1926 | 04/25/1926-04/25/1926 | Thomas C. Ayers | 12/15/2023 10:59:38 PM | 12/19/2023 11:26:17 AM |
| PRR: Pennsy Pix via Mr. John Anderson | 09/01/1945-01/31/1968 | Thomas C. Ayers | 11/23/2023 7:23:57 PM | 11/25/2023 9:18:43 AM |
| PRR: Chesley & Koester ~> "Enduring GG1" | 12/01/1975-12/01/1975 | Thomas C. Ayers | 11/1/2023 2:55:44 PM | 1/16/2024 8:35:34 AM |
| PRR: Marianchuk ~> Pennsy Electrics, Et Cetera | 09/23/1946-09/23/1946 | Thomas C. Ayers | 10/20/2023 10:33:43 PM | 10/26/2023 8:23:10 AM |
| PRSL: Marianchuk ~> PRSL & Amtrak Photos | 09/24/1946-09/24/1946 | Thomas C. Ayers | 10/14/2023 8:31:27 AM | 10/24/2023 4:48:18 AM |
| PRR: Marianchuk ~> Pennsy Steam Locomotives | 09/22/1946-09/22/1946 | Thomas C. Ayers | 10/12/2023 8:49:11 PM | 10/27/2023 8:26:27 AM |
| LIRR: Long Island Rail Road Motive Power | 05/05/1936-05/05/1936 | Thomas C. Ayers | 10/12/2023 9:09:41 AM | 3/25/2024 10:27:08 PM |
| PRR: "Altoona Revives Sports" ~ August 1952 | 08/03/1952-08/03/1952 | Thomas C. Ayers | 9/29/2023 12:39:06 PM | 9/29/2023 1:16:13 PM |
| LIRR: Reich ~> "Present-Day Roster" ~ 1963 | 04/01/1963-04/01/1963 | Thomas C. Ayers | 9/15/2023 11:01:50 PM | 9/15/2023 11:15:10 PM |
| NPS: "Pennsylvania Main Line Canal" ~ 1993 | 02/02/1993-02/02/1993 | Thomas C. Ayers | 9/4/2023 8:39:08 AM | 3/25/2024 3:06:04 PM |
| PRR: Time Tables: Middle Division ~ SEP 1938 | 09/25/1938-09/25/1938 | Thomas C. Ayers | 8/7/2023 2:43:32 PM | 1/23/2024 11:24:57 PM |
| PRR: Time Tables: Pittsburgh Division ~ APR 1938 | 04/24/1938-04/24/1938 | Thomas C. Ayers | 8/7/2023 11:11:45 AM | 8/7/2023 3:49:53 PM |
| PC: PC Post Special Issue: "The Flood" ~ 1972 | 08/01/1972-08/01/1972 | Thomas C. Ayers | 7/5/2023 8:23:58 AM | 7/13/2023 1:48:14 PM |
| PRR: Pennsy Pix via Ms. Dawn Nyman | 09/21/1945-01/31/1968 | Thomas C. Ayers | 6/27/2023 10:46:39 PM | 10/12/2023 8:46:17 PM |
| PRR: * Pennsy Pix via eBay Auctions ~ 2 * | 11/15/1945-11/15/1945 | Thomas C. Ayers | 6/27/2023 10:04:55 PM | 3/26/2024 9:21:09 AM |
| PRR: Kaspriske ~> Railroad Museum of PA | 01/07/1956-01/31/1968 | Thomas C. Ayers | 6/24/2023 11:53:41 PM | 6/26/2023 12:51:31 PM |
| PRR: NRHS ~> "Railfan Special" ~ April 1962 | 04/08/1962-04/08/1962 | Thomas C. Ayers | 6/18/2023 1:02:32 AM | 6/27/2023 9:37:10 AM |
| PRR: Baera ~> Pennsy Photo Gallery #2 | 12/05/1951-12/05/1951 | Thomas C. Ayers | 6/6/2023 11:48:12 PM | 1/11/2024 8:11:16 AM |
