Thnx for the effort.... DJ
I know about the J designation.. as afaik it can be e temp mod (in contrast to N which is a permanent change)
But if there's nothing visible externally and it''s in a standard white c/s...no way to tell if it's a JC-12D instead of a regular C-12D I guess?
Interesting reading Frank! But it still doesn't solve the puzzle.. (Don't know if the mods will allow one piccie.....
We also saw the heavily modified icing JRC-12G (80-23380) but from the outside this one looks quite "stock", despite both the Scramble database and Joe Baugher list this a/c as JC-12D...
I have never drunk milk, and I never will . . . .