| Verfasser | Häufigkeit |
|---|---|
| Francis, Robert A. | 2 |
| Millington, James | 2 |
| Minor, Emily S. 1973- | 2 |
| Perry, George L. W. | 2 |
| Bielschowsky, Albert | 1 |
| Crawford, F. Marion | 1 |
| Delbrück, Hans | 1 |
| Döring, A. | 1 |
| Eberstadt, Rudolph | 1 |
| Erdmann, Karl | 1 |
| Faber, W. | 1 |
| Heubaum, Alfred | 1 |
| Jäger, Oscar | 1 |
| Koepp, Friedrich | 1 |
| König, Gustav | 1 |
| Lang, Wilhelm | 1 |
| Lenz, Max | 1 |
| Markos, Prudence D. | 1 |
| Minor, I. | 1 |
| Minor, Jacob | 1 |