| Verfasser | Häufigkeit |
| Appelt, Heinrich 1910-1998 |
88 |
| Appelt, Dieter |
30 |
| Appelt, Erna 1951- |
20 |
| Appelt, Wolfgang |
20 |
| Appelt, Dieter 1935- |
19 |
| Appelt, Walter |
18 |
| Appelt, Heinz |
14 |
| Richter-Appelt, Hertha 1949- |
12 |
| Fischer-Appelt, Peter 1932- |
11 |
| Appelt, Christian 1963- |
8 |
| Appelt, Kathi 1954- |
8 |
| Appelt, Siegrun 1965- |
8 |
| Appelt, Silvia |
8 |
| Appelt, Douglas E. |
7 |
| Appelt, Gerhard |
7 |
| Appelt, Hedwig 1958- |
7 |
| Fischer-Appelt, Bernhard 1965- |
7 |
| Appelt, Horst |
6 |
| Appelt, Horst G. |
6 |
| Appelt, Jutta |
6 |