Creator
- McGraw, John Thomas, 1856-19201
- McIntosh, George C., 1868-19351
- Monongahela Railroad Company1
- Mugler, Henri Jean1
- Nelson, James Poyntz, 1849-19291
- New River Gorge National River (Agency : U.S.)1
- Norfolk and Western Railroad Company1
- Noyes, Bradford (b. 1860)1
- Nuttall, Lawrence William, 1857-19331
- Otey, Ernest Glenwood, 1895-19661
- Page, William Nelson, 1854-19321
- Pardee-Curtin Lumber Company1
- Pierce, Carleton Custer.1
- Pittsburgh & West Virginia Railway Company1
- Pope, John1