| Subject/Photo | Publication | Page |
| Jackson, Ne. (1903) | BB27 | 24 |
| Jacksonville & St Louis Railway map | BB35 | 5 |
| Jacksonville Southeastern Line herald | BB35 | 6 |
| James B Haggin loco #2 BH&FP (NG) (later Q #530) (1880) | BB41 | 71 |
| James J. Hill bridge Minneapolis (5/68) | BB10 | 43 |
| Jeep Wagoner door waycar #82 (2nd) FW&D | C 91 | 22 |
| Jitney crew car (converted box car) (c1945) | BB19 | 34 |
| John M Forbes Pullman sleeper lease history | BB42 | 246 |
| John M Forbes sleeper Pullman Denver (1961) | BB42 | 246 |
| Joint Texas Division - full article | BB19 | 4 |
| Joppa power plant (2/96) | BB35 | 251 |
| Jordan spreader #99271 C&S high plow Leadville (3/72) | BB38 | 104 |
| Jordan spreader #203829 high plow Red Oak (3/65) | BB38 | 104 |
| Jordan spreader #203829 with roofed cover (c1935) | BB38 | 104 |
| Jordan spreader #203841 | BB35 | 197 |
| Jordan spreader #203847 red paint high plow (2/79) | BB38 | 104 |
| Jordan spreader #203848 high plow Berea, Ne. (8/75) | BB38 | 104 |
| Jordan spreader #203851 snow clearance (1/78) | BB38 | 117 |
| Jordan spreader #972622 BN (ex Q) Galesburg (2/79) | BB38 | 117 |
| Journal cooling hoses | BB40 | 3 |
| Journal cooling hose diagram | BB41 | 4 |
| Journal hot box cooler (Z Q&A 04-2, Z 48) | Z 49 | |
| Jull Centrifugal Snow Excavator advert (1890) | BB38 | 17 |
| Jull plow #99210 C&S plan (1890) | BB38 | 50 |
| Jull plow #99210 C&S scrapping reports (1929) | BB38 | 50-1 |
| Jull plow #205025 train and crew details (1/49) | BB38 | 75 |
| Jull plow #205025 train Paoli, Co. (1/49) | BB38 | 75 |
| Jull plow #205026 cutting auger segmented Stirling (8/39) | BB38 | 39 |
| Jull plow #205026 Elsie, Ne. (1/49) | BB38 | 74-5 |
| Jull plow #205026 headlight changes (c1910) | BB38 | 38 |
| Jull plow #205026 steel sheathed Stirling (5/25) | BB38 | 39 |
| Jull plow #205026 Stirling (1948) | BB38 | 51 |
| Jull plow #205026 taking water Keota (12/13) | BB38 | 38 |
| Jull plow #205026 tender covered by tarpaulins (c1910) | BB38 | 38 |
| Jull plow #205026 without tender McCook (8/37) | BB38 | 39 |
| Jull plow advert (1890) | BB38 | 17 |
| Jull plow and Leslie rotary plow testing Hancock (1890) | BB38 | 18 |
| Jull plow AT&SF newspaper item (1896) | BB38 | 118 |
| Jull plow BP (c1891) | BB38 | 25 |
| Jull plow Hancock (1890) | BB38 | 19 |
| Jull plow Leadville | BB38 | 20 |
| Jull plow mechanical drive diagram (1891) | BB38 | 22-3 |
| Jull plow mechanical drive engraving (1891) | BB38 | 22-3 |
| Jull rotary plow patent diagram (1884) | BB38 | 15 |
| Junction sign | DS10 | 13 |
| Juno parlor-obs. #225 2nd rear emergency light | BB22 | 11 |
| Juno parlor-obs. #225 Mendinah Shrine Temple (1963) | BB22 | 17 |
| Juno parlor-obs. #225 Twin Cities Zephyr (2nd) (4/46) | BB22 | 11 |
| Juno/Jupiter parlor-obs. #225/226 internal view | BB22 | 12 |
| Juno/Jupiter parlor-obs. #225/226 Nebraska Zephyr | BB22 | 14-21 |