Thanks James.
I have to agree with the previous two posters though, it strikes me as far more likely that Lutz's Mosquito is the one he shot down, not the one he flew! I also have SM-V as NT187.
Don't know if this link still works:
http://www.bbc.co.uk/dna/ww2/A3130426
Edit - Well, it does and it doesn't. You have to input the A3130... etc part into the "Search the archive" box to get to Reg Everson's story.