It's D Peacock's Surprise Major

Classification
Surprise Major
Place Notation
x56x14x1256x36x34x58x34x78,12
Lead Head
14263857 (Code: f)
Symmetry
Palindromic
FCH Groups
Ea
Hunt Bells
1
Lengths
32 rows per lead
224 rows per course (7 leads)
Similar Methods
Anne's New Kettle Surprise Major
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Numbers
Grid
Data Source and Copyright
Details on the about page.