Names
- Moore family.1
- Moore, Andrew.1
- Moore, Eliza.1
- Moore, Peggy Hughes, 1786-1843.1
- Moore, Samuel, -1845.1
- Mount Washington Cog Railway.1
- New York Elevated Railway Company.1
- Northern Pacific Railway Company.1
- Pendleton, Edmund Boyd, 1816-.1
- Pendleton, Philip Clayton, 1779-1863.1
- Pennsylvania Railroad.1
- Pontois, Eduard de.1
- Porterfield, George A.1
- Ringgold, Cadwalader, 1802-1867.1
- Robbins, Frank, 1846-1924.1
- Rockefeller, John D., III (John Davison), 1906-1978--Portraits.1
- Roebling, John A. (John Augustus), 1806-1869--Portraits.1
- Roebling, Washington Augustus, 1837-1926--Portraits.1
- Roenne, Adelaide de.1
- Rogers, Samuel, 1763-1855.1