Have a look at ‘Aviation in Leicestershire and Rutland’ by Roy Bonser, MCP Publications.
Chapter on Nuneaton says. ‘No 18 otu 7.0243 – 27.03.43 Wellingtons, No 105 OTU 25.06.43-10.08.43,No 1381 (Transport)Conversion unit 10.08.43 -21.11.45 Wellingtons and Dakotas.
The top 60 feet of the church spire was removed as it was considered a danger to aircraft, the stones were numbered and stored and then replaced after the war.
Alan.
Ps The visual control room was removed from the tower in 1986 and thanks to Richard J Nutt of the Boston Havoc Preservation Trust, was rescued and is now on the top of the control tower at Duxford.