| Relationship | Method(s) |
|---|---|
| 1AB/3FG extension | [Unnamed] Bob Major |
| 1BC/1CD extension | [Unnamed] Bob Major |
| 3BC/4FG extension | [Unnamed] Bob Major |
| 1BC/3EF extension | [Unnamed] Bob Royal, Fourteen, Eighteen, Twenty-two |
| 1BC/3FG extension | [Unnamed] Bob Maximus, Eighteen, Twenty-four |
| 1DE/3DE extension | [Unnamed] Bob Major |
| 1DE/4EF extension | [Unnamed] Bob Royal, Fourteen, Eighteen, Twenty-two |
| 1DE/4FG extension | [Unnamed] Bob Maximus, Eighteen, Twenty-four |
| 3ABCD/1DE extension | [Unnamed] Bob Royal |
| Collection | Page | Reference |
|---|---|---|
| Plain Minor Methods | 16 | |
| Ringing World (2004) | 37 |