Name: Cornerstone
Code: 1f/e
Method: Plain Bob
Calls:
Plain (P)
Wallflower Single (S)
Grandsire Extreme (E)
Callings: PSPPEPSESPEP, SSESPEPSESSP
Ringing World references: 1992/325 and 2019/311
Rung: Shenley, 13 Mar 1992 and Lavendon, 13 Mar 2019