How do i find raf troop member living mike maslanka?

Question:

How do i find raf troop member living mike maslanka?

I found a letter from which i believe is my father the senders address is as followes, which i wish to trace.

24771057 sig.M.Maslanka
640 signal troop (EW)
op Granby
BFPO73

Best Answer - Chosen by Asker: .as far as I know you arent allowed to do this, "doh ! living person alert"