Brian,
You probably saw your info on this link:
https://www.royalartilleryunitsnethe...ft-claims.html
The 04-01-45 AA claim points to T5075 in the SGLO database: Spitfire NH544 of No. 332 Squadron with Sgt Christophersen killed.
SGLO has due to German ground fire....
8 RCA LAA Reg't was stationed in/around Tilburg, S. Netherlands, at that time.
Regards,
Leendert