Peter's Peculiar Differential Doubles
- Classification
- Differential Doubles
- Place Notation
- 5.123
- Lead Head
- 21453 (Code: 23z)
- Symmetry
- Palindromic
- Hunt Bells
- None
- Lengths
- 2 rows per lead
12 rows per course (6 leads) - Similar Methods
- Original Doubles
Plain Hunt Doubles - Download as image
- Numbers
Grid - Data Source and Copyright
- Details on the about page.