Names
- Marconi, Guglielmo, 1874-1937--Portraits.1
- Mather, John A. (John Aked), 1829-1915.1
- McCarron, Clara.1
- Meigs, Montgomery, 1847-1931.1
- Miller, Floy, 1872-1947.1
- Mosebay, Lewis G., 1865-1935.1
- Moss, Eleanor I.1
- Mount Washington Cog Railway.1
- Nethers, Laura L., 1851-1932.1
- New York Elevated Railway Company.1
- Northern Pacific Railway Company.1
- Palmer, F. (Fanny), 1812-1876.1
- Parry, Sarah R.1
- Pelton, Elizabeth Ann.1
- Pennsylvania Railroad.1
- Pennsylvania. General Assembly.1
- Pettingill, Rachel Clapp, 1805-1858.1
- Porter, Harry Hill, 1885-.1
- Presbyterian Theological Seminary of the Northwest--Students.1
- Proctor, Sophie, 1848-1883.1