Lanyon Differential Doubles

Classification
Differential Doubles
Place Notation
145.3.125.3.1.3.1.3.5.3,123
Lead Head
21534 (Code: 23z)
Symmetry
Palindromic
Hunt Bells
None
Lengths
20 rows per lead
120 rows per course (6 leads)
Similar Methods
Different Only Over Half Lead
 Borleigh Differential Doubles (1)

Other Similar Methods
 Ding Dong Differential Doubles
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Numbers
Grid
Data Source and Copyright
Details on the about page.