- Alan Clarke Railroad Research Papers, 1861/20121
- Baltimore and Ohio Railroad Records, 18271
- Baltimore and Ohio Railroad Records, 1853/18641
- Baltimore and Ohio Railroad Records, 19081
- Baltimore and Ohio Railroad Surveyors Scrapbook, 1900/19101
- Baltimore and Ohio Railroad Typescript, 19261
- Baltimore and Ohio Railroad, Monongah Division, Seniority Rosters, 1962/19641
- Brotherhood of Railroad Trainmen, Ohio Valley Lodge No. 13, Records, 1902/19181
- Charles Brinkman, Collector, Papers, 1852/19521
- Charles Brinkman, Collector, Papers, 1868/19381
- Charles Carpenter (1889-1975) Papers, 1853/18601
- Charles Carpenter, Collector, Papers, 1892/19381
- Collection of Miscellaneous Publications Related to West Virginia University Extension, the C&O Railroad, and Other Topics, 1878/20031
- Festus P. Summers (1895-1971), Historian, Papers, 1843/19711
- George A. Shingleton, Collector, Papers, 1873/19511