Topical Subjects
- Oil wells--West Virginia--Grafton.2
- Oil wells--West Virginia--Harrison County.2
- Oil wells--West Virginia--Mannington.2
- Oil wells--West Virginia--Wallace.2
- Oil wells--West Virginia.2
- Old Sorrel (Horse)2
- Older couples--West Virginia--Helvetia.2
- Older couples--West Virginia--Martinsburg.2
- Older couples--West Virginia--Morgantown.2
- Older men--West Virginia--Helvetia.2
- Operas--West Virginia--Morgantown.2
- Operating rooms--West Virginia--Fayette County.2
- Operating rooms--West Virginia--Huntington.2
- Operating rooms--West Virginia--Martinsburg.2
- Orchards--West Virginia--Hampshire County.2
- Orchards--West Virginia--Hancock County.2
- Orchards--West Virginia--Keyser.2
- Orchards--West Virginia--Morgantown.2
- Orchards--West Virginia--New Martinsville.2
- Organ (Musical instrument)2