| Relationship | Method(s) |
|---|---|
| Leadend/halflead variant | Bigby Alliance Minor |
| EP3-1CD/4FG | [Unnamed] Alliance Royal, Fourteen, Eighteen, Twenty-Two |
| EP3-1DE/1FG | [Unnamed] Alliance Major, Royal, Maximus, Fourteen, Sixteen, Eighteen, Twenty, Twenty-Two, Twenty-Four |
| EP3-1DE/5FG | [Unnamed] Alliance Royal, Fourteen, Eighteen, Twenty-Two |
| EP4-2/7:4:5 | [Unnamed] Alliance Royal, Fourteen, Eighteen, Twenty-Two |
| EP4-2/9:2:5 | [Unnamed] Alliance Major, Royal, Maximus, Fourteen, Sixteen, Eighteen, Twenty, Twenty-Two, Twenty-Four |
| EP4-4/3:8:2 | [Unnamed] Alliance Royal, Fourteen, Eighteen, Twenty-Two |
| Collection | Chapter | Page | Reference |
|---|---|---|---|
| Ringing World (1947) | 407 |