| Verfasser | Häufigkeit |
| Morgan, William |
72 |
| Morgan, Howard Wayne 1934- |
34 |
| Freeman, Morgan 1937- |
30 |
| Walsh, James Morgan 1897-1952 |
28 |
| Morgan, Virginia Woods 1845-19XX |
27 |
| Morgan, Iwan W. 1949- |
24 |
| Morgan, Lee 1938-1972 |
23 |
| Morgan, William 1750-1833 |
22 |
| Thomas, Gordon |
20 |
| Morgan Witts, Max |
19 |
| Morgan, John W. 1946- |
19 |
| Morgan, William de |
15 |
| Morgan, William B. |
13 |
| Morgan, William Thomas 1883- |
13 |
| Alberts, Bruce 1938- |
12 |
| Johnson, Alexander 1968- |
12 |
| MacCall, Morgan W. |
12 |
| Morgan, David 1958- |
12 |
| Morgan, Glen |
12 |
| Walter, Peter 1954- |
12 |