| Miss Marsh |
| Author Marsh |
| Writer Marsh |
| Marsh of mystery |
| Marsh of whodunits |
| Marsh of mysteries |
| Agatha contemporary |
| Mystery maven Marsh |
| Crime novelist Marsh |
| Mystery-writer Marsh |
| Mystery author Marsh |
| Whodunit author Marsh |
| Whodunit writer Marsh |
| First name in mysteries |
| Marsh of detective fiction |
| New Zealander author Marsh |
| Roderick Alleyn creator Marsh |
| Contemporary of Agatha and Erle |
| New Zealand mystery writer Marsh |
| New Zealand-born crime writer Marsh |
| Mystery writer who used her middle name |