Other
- Arnold, Andrew Bernard 3 results
- Wallace, Anthony F. C., 1923- 2 results
- Ashburton Coal Company 1 results
- Aurand, Harold W. 1 results
- Davies, Edward J., II, 1947- 1 results
- Hoffman, John N. 1 results
- Howard, Robert 1 results
- Pennsylvania Historical and Museum Commission 1 results
- Richards, J. Stuart, 1949- 1 results
- Roberts, William F. 1 results
- Smithsonian Institution 1 results