| Author | Titles | 1.
| Welby, Victoria Lady | 1 | 2.
| Welch, André, 1934- | 3 | 3.
| Welch, Anthony | 2 | 4.
| Welch, Evelyn | 1 | 5.
| Welch, Frank D. | 1 | 6.
| Welch, Katherine E. | 1 | 7.
| Welch, Kenneth F. | 1 | 8.
| Welch, Olivia | 10 | 9.
| Welch, Patricia Bjaaland | 1 | 10.
| Welch, Ronald, pseud. | 2 |
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