What is the 1737 plaque at the crossing marking?
A lucky visitor who is here when the central altar is moved out of the way will see an inscription “AD 1737 The Center (sic) of the Tower”.
Curious Thinking inspired by Salisbury Cathedral

A lucky visitor who is here when the central altar is moved out of the way will see an inscription “AD 1737 The Center (sic) of the Tower”.
If you want to get to the very top of the spire, you have to go outdoors at some point.